{"id":403,"date":"2026-06-15T18:52:15","date_gmt":"2026-06-15T09:52:15","guid":{"rendered":"https:\/\/www.risu-japan.com\/drill\/?p=403"},"modified":"2026-06-15T18:52:15","modified_gmt":"2026-06-15T09:52:15","slug":"addition-subtraction-verification","status":"publish","type":"drill","link":"https:\/\/www.risu-japan.com\/drill\/grade2\/subtraction-written-calculation\/addition-subtraction-verification\/","title":{"rendered":"\u8db3\u3057\u7b97\u30fb\u5f15\u304d\u7b97\u306e\u78ba\u304b\u3081\u7b97\uff08\u691c\u7b97\uff09"},"content":{"rendered":"<p><!-- body-start --><\/p>\n<h2>\u305f\u3057\u304b\u3081\u7b97\uff08\u691c\u7b97\uff09\u3068\u306f<\/h2>\n<p>\u7b46\u7b97\u3067\u51fa\u3057\u305f\u7b54\u3048\u304c\u672c\u5f53\u306b\u5408\u3063\u3066\u3044\u308b\u304b\u3001\u300c\u305f\u3057\u304b\u3081\u7b97\uff08\u691c\u7b97\uff09\u300d\u3092\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u307e\u3059\u3002\u5f15\u304d\u7b97\u306e\u7b54\u3048\u306b\u5f15\u3044\u305f\u6570\u3092\u8db3\u3059\u3068\u3001\u5143\u306e\u5f15\u304b\u308c\u308b\u6570\u306b\u623b\u308b\u6027\u8cea\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u30c6\u30b9\u30c8\u306a\u3069\u3067\u81ea\u5206\u3067\u9593\u9055\u3044\u306b\u6c17\u3065\u304f\u81ea\u5df1\u4fee\u6b63\u529b\u3092\u80b2\u3066\u307e\u3059\u3002<\/p>\n<h2>\u305f\u3057\u304b\u3081\u7b97\u306e\u30eb\u30fc\u30eb<\/h2>\n<h3>1. \u3072\u304d\u7b97\u306e\u305f\u3057\u304b\u3081<\/h3>\n<p>\u300c\u7b54\u3048\u300d\uff0b\u300c\u5f15\u304f\u6570\u300d\uff1d\u300c\u4e00\u756a \u521d\u3081\u306e\u6570\uff08\u5f15\u304b\u308c\u308b\u6570\uff09\u300d\u306b \u306a\u308b\u304b \u305f\u3057\u7b97\u3067 \u8a08\u7b97\u3057\u307e\u3059\u3002<\/p>\n<h3>2. \u305f\u3057\u7b97\u306e\u305f\u3057\u304b\u3081<\/h3>\n<p>\u300c\u7b54\u3048\u300d\uff0d\u300c\u8db3\u3057\u305f\u6570\u300d\uff1d\u300c\u4e00\u756a \u521d\u3081\u306e\u6570\u300d\u306b \u306a\u308b\u304b \u3072\u304d\u7b97\u3067 \u8a08\u7b97\u3057\u307e\u3059\u3002\uff08\u307e\u305f\u306f\u3001\u8db3\u3059 \u9806\u756a\u3092 \u304e\u3083\u304f\u306b \u3057\u3066 \u305f\u3057\u7b97\u3092 \u3057\u307e\u3059\uff09<\/p>\n<h3>3. \u7b54\u3048\u306e\u78ba\u8a8d<\/h3>\n<p>\u7b54\u3048\u304c \u521d\u3081\u306e\u6570\u3068 \u540c\u3058\u306b \u306a\u308c\u3070\u3001\u5927\u305b\u3044\u304b\u3044 \u3067\u3059\u3002<\/p>\n<p><!-- \u4f8b\u984c --><\/p>\n<section class=\"example-section\">\n<h2 class=\"example-section__heading\">\u4f8b\u984c<\/h2>\n<div class=\"problem-card\">\n<h3 class=\"problem-card__num\">\u554f1<\/h3>\n<p><span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>82<\/mn><mo>&#8211;<\/mo><mn>36<\/mn><mo>=<\/mo><mn>46<\/mn><\/math><\/span> \u306b \u306a\u308a\u307e\u3057\u305f\u3002\u305f\u3057\u304b\u3081\u306e \u5f0f\u3092 \u66f8\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<\/p><\/div>\n<div class=\"problem-card\">\n<h3 class=\"problem-card__num\">\u554f2<\/h3>\n<p><span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>48<\/mn><mo>+<\/mo><mn>35<\/mn><mo>=<\/mo><mn>83<\/mn><\/math><\/span> \u306b \u306a\u308a\u307e\u3057\u305f\u3002\u305f\u3057\u304b\u3081\u306e \u5f0f\u3092 \u66f8\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<\/p><\/div>\n<div class=\"explanation-block\">\n<h3 class=\"explanation-block__heading\">\u89e3\u8aac<\/h3>\n<div class=\"explanation-card\">\n<h4 class=\"explanation-card__num\">\u554f1<\/h4>\n<p>\u305f\u3057\u304b\u3081\u7b97\u306b\u3064\u3044\u3066\u8003\u3048\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002\u5f15\u304d\u7b97\u306e\u305f\u3057\u304b\u3081\u3092\u3059\u308b\u6642\u306f\u3001\u300c\u7b54\u3048\u300d\uff0b\u300c\u5f15\u304f\u6570\u300d\uff1d\u300c\u4e00\u756a \u521d\u3081\u306e\u6570\uff08\u5f15\u304b\u308c\u308b\u6570\uff09\u300d\u306e\u5f0f\u306b\u5f53\u3066\u306f\u3081\u3066\u7b54\u3048\u304c\u304d\u3061\u3093\u3068\u5408\u3063\u3066\u3044\u308b\u304b\u3092\u78ba\u304b\u3081\u3066\u307f\u307e\u3059\u3002\u4eca\u56de\u306f <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>82<\/mn><mo>&#8211;<\/mo><mn>36<\/mn><mo>=<\/mo><mn>46<\/mn><\/math><\/span> \u306a\u306e\u3067\u3001\u305f\u3057\u304b\u3081\u306e\u5f0f\u306b\u5165\u308c\u3066\u307f\u308b\u3068 <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>46<\/mn><mo>+<\/mo><mn>36<\/mn><mo>=<\/mo><mn>82<\/mn><\/math><\/span> \u3068\u306a\u308a\u5f15\u304b\u308c\u308b\u6570\u304c\u304d\u3061\u3093\u3068 <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>82<\/mn><\/math><\/span> \u3068\u306a\u308a\u307e\u3059\u3002\u3088\u3063\u3066\u3053\u308c\u306f\u6b63\u3057\u3044\u3067\u3059\u3002<\/p>\n<p>\u7b54\u3048\uff1a<span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>46<\/mn><mo>+<\/mo><mn>36<\/mn><mo>=<\/mo><mn>82<\/mn><\/math><\/span><\/p>\n<figure class=\"hissan hissan--add\" role=\"math\" aria-label=\"\u7b46\u7b97: 46 \u305f\u3059 36 \u30a4\u30b3\u30fc\u30eb 82\" style=\"--hissan-cols: 2;\"><div class=\"hissan__row hissan__row--top\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">4<\/span><span class=\"hissan__ann\">1<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">6<\/span><\/span><\/div><div class=\"hissan__row hissan__row--bottom\"><span class=\"hissan__cell hissan__cell--op\">+<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">3<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">6<\/span><\/span><\/div><div class=\"hissan__row hissan__row--sum\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">8<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">2<\/span><\/span><\/div><\/figure><\/div>\n<div class=\"explanation-card\">\n<h4 class=\"explanation-card__num\">\u554f2<\/h4>\n<p>\u8db3\u3057\u7b97\u306e\u305f\u3057\u304b\u3081\u3092\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u8db3\u3057\u7b97\u306e\u305f\u3057\u304b\u3081\u306e\u5f0f\u306f\u300c\u7b54\u3048\u300d\uff0d\u300c\u8db3\u3057\u305f\u6570\u300d\uff1d\u300c\u4e00\u756a \u521d\u3081\u306e\u6570\u300d\u3068\u306a\u308a\u307e\u3059\u3002\u3088\u3063\u3066\u3053\u306e\u5f0f\u306b\u5f53\u3066\u306f\u3081\u3066\u307f\u308b\u3068\u3001<span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>83<\/mn><mo>&#8211;<\/mo><mn>35<\/mn><mo>=<\/mo><mn>48<\/mn><\/math><\/span> \u3068\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u7b54\u3048\u306e <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>48<\/mn><\/math><\/span> \u306f\u4e00\u756a\u306f\u3058\u3081\u306e\u6570\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u306e\u3067 <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>48<\/mn><mo>+<\/mo><mn>35<\/mn><mo>=<\/mo><mn>83<\/mn><\/math><\/span> \u304c\u6b63\u3057\u3044\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u7b54\u3048:<span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>83<\/mn><mo>&#8211;<\/mo><mn>35<\/mn><mo>=<\/mo><mn>48<\/mn><\/math><\/span><\/p>\n<figure class=\"hissan hissan--sub\" role=\"math\" aria-label=\"\u7b46\u7b97: 83 \u3072\u304f 35 \u30a4\u30b3\u30fc\u30eb 48\" style=\"--hissan-cols: 2;\"><div class=\"hissan__row hissan__row--top\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit hissan__digit--strike\">8<\/span><span class=\"hissan__ann\">7<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">3<\/span><\/span><\/div><div class=\"hissan__row hissan__row--bottom\"><span class=\"hissan__cell hissan__cell--op\">\u2212<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">3<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">5<\/span><\/span><\/div><div class=\"hissan__row hissan__row--sum\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">4<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">8<\/span><\/span><\/div><\/figure><\/div>\n<\/p><\/div>\n<\/section>\n<p><!-- \u7df4\u7fd2\u554f\u984c --><\/p>\n<section class=\"practice-problems\">\n<h2>\u7df4\u7fd2\u554f\u984c<\/h2>\n<div class=\"problem-card\">\n<h3 class=\"problem-card__num\">\u554f1<\/h3>\n<p><span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>73<\/mn><mo>&#8211;<\/mo><mn>28<\/mn><\/math><\/span> \u3092 \u3072\u3063\u7b97\u3067 \u8a08\u7b97\u3057\u3066\u3001\u305f\u3057\u7b97\u3067 \u305f\u3057\u304b\u3081\u7b97\u3082 \u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<\/p><\/div>\n<div class=\"problem-card\">\n<h3 class=\"problem-card__num\">\u554f2<\/h3>\n<p><span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>27<\/mn><mo>+<\/mo><mn>46<\/mn><\/math><\/span> \u306e \u8a08\u7b97\u3092 \u3057\u3066\u3001\u305f\u3057\u304b\u3081\u7b97\u3082 \u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<\/p><\/div>\n<div class=\"problem-card\">\n<h3 class=\"problem-card__num\">\u554f3<\/h3>\n<p>\u305f\u308d\u3046\u304f\u3093\u306f <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>64<\/mn><mo>&#8211;<\/mo><mn>29<\/mn><\/math><\/span> \u306e \u7b54\u3048\u3092 <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>45<\/mn><\/math><\/span> \u3068 \u3057\u307e\u3057\u305f\u3002\u5408\u3063\u3066 \u3044\u308b\u304b \u305f\u3057\u304b\u3081\u7b97\u3067 \u3057\u3089\u3079\u307e\u3057\u3087\u3046\u3002<\/p>\n<\/p><\/div>\n<\/section>\n<p><!-- \u5fdc\u7528\u554f\u984c --><\/p>\n<section class=\"advanced-problems\">\n<h2>\u5fdc\u7528\u554f\u984c<\/h2>\n<div class=\"problem-card\">\n<h3 class=\"problem-card__num\">\u554f1<\/h3>\n<p>\u3072\u304d\u7b97\u306e \u305f\u3057\u304b\u3081\u7b97\u306e \u3057\u304d\u304c\u300c<span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>38<\/mn><mo>+<\/mo><mn>25<\/mn><mo>=<\/mo><mn>63<\/mn><\/math><\/span>\u300d\u306b \u306a\u3063\u3066 \u3044\u307e\u3059\u3002\u3044\u3061\u3070\u3093\u306f\u3058\u3081\u306e \u3072\u304d\u7b97\u306e \u3057\u304d\u306f \u306a\u3093\u3067\u3057\u305f\u304b\u3002<\/p>\n<\/p><\/div>\n<div class=\"problem-card\">\n<h3 class=\"problem-card__num\">\u554f2<\/h3>\n<p>50\u5186 \u306f\u3089\u3063\u3066 23\u5186\u306e \u30ac\u30e0\u3092 \u8cb7\u3046\u3068\u3001\u304a\u3064\u308a\u304c 37\u5186 \u3067\u3057\u305f\u3002\u305f\u3057\u304b\u3081\u7b97\u3092 \u3057\u3066\u3001\u304a\u3064\u308a\u304c \u5408\u3063\u3066 \u3044\u308b\u304b \u8abf\u3079\u307e\u3057\u3087\u3046\u3002<\/p>\n<\/p><\/div>\n<div class=\"problem-card\">\n<h3 class=\"problem-card__num\">\u554f3<\/h3>\n<p>\u300c<span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>93<\/mn><mo>&#8211;<\/mo><mn>48<\/mn><\/math><\/span>\u300d\u3092 \u3072\u3063\u7b97\u3067 \u8a08\u7b97\u3057\u3001\u305d\u306e \u305f\u3057\u304b\u3081\u7b97\u306e \u3072\u3063\u7b97\u3082 \u3068\u306a\u308a\u306b \u304b\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<\/p><\/div>\n<\/section>\n<p><!-- \u89e3\u7b54\u3068\u89e3\u8aac --><\/p>\n<section class=\"answer-section\">\n<h2>\u89e3\u7b54\u3068\u89e3\u8aac<\/h2>\n<div class=\"answer-group answer-group--practice\">\n<h3>\u7df4\u7fd2\u554f\u984c<\/h3>\n<div class=\"explanation-card\">\n<h4 class=\"explanation-card__num\">\u554f1<\/h4>\n<p><span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>73<\/mn><mo>&#8211;<\/mo><mn>28<\/mn><\/math><\/span> \u3092\u3072\u3063\u7b97\u3067\u8a08\u7b97\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u307e\u305a\u306f\u4e00\u306e\u4f4d\u304b\u3089\u8003\u3048\u3066\u3044\u304d\u307e\u3059\u3002\u5f15\u304b\u308c\u308b\u6570\u306e\u4e00\u306e\u4f4d\u304c\u5f15\u304f\u6570\u306e\u4e00\u306e\u4f4d\u3088\u308a\u3082\u5c0f\u3055\u3044\u306e\u3067\u3001\u96a3\u306e\u5341\u306e\u4f4d\u304b\u3089\u300c10\u300d\u3092\u501f\u308a\u3066\u3001\u5341\u306e\u4f4d\u306e\u5f15\u304b\u308c\u308b\u6570\u306b\u659c\u7dda\u3092\u5f15\u304d\u30011\u3064\u6e1b\u3089\u3057\u305f\u6570\u3092\u4e0a\u306b\u66f8\u3044\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002\u3059\u308b\u3068\u4e00\u306e\u4f4d\u306e\u8a08\u7b97\u306f <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>13<\/mn><mo>&#8211;<\/mo><mn>8<\/mn><mo>=<\/mo><mn>5<\/mn><\/math><\/span> \u3068\u306a\u308b\u306e\u3067\u4e00\u306e\u4f4d\u306e\u7b54\u3048\u306b <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>5<\/mn><\/math><\/span> \u3092\u66f8\u304d\u307e\u3059\u3002\u6b21\u306b\u5341\u306e\u4f4d\u306b\u3064\u3044\u3066\u8a08\u7b97\u3057\u307e\u3059\u3002\u5148\u307b\u3069\u4e00\u306e\u4f4d\u306b\u300c10\u300d\u3092\u8cb8\u3057\u305f\u306e\u3067\u3001\u5f15\u304b\u308c\u308b\u6570\u306f <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>6<\/mn><\/math><\/span> \u3068\u306a\u308a\u307e\u3059\u3002\u3088\u3063\u3066\u5341\u306e\u4f4d\u306f <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>6<\/mn><mo>&#8211;<\/mo><mn>2<\/mn><mo>=<\/mo><mn>4<\/mn><\/math><\/span> \u3068\u306a\u308a\u307e\u3059\u3002\u3088\u3063\u3066\u3053\u306e\u7b46\u7b97\u306e\u7b54\u3048\u306f <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>45<\/mn><\/math><\/span> \u3068\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u304b\u3089\u3001\u305f\u3057\u304b\u3081\u7b97\u3092\u884c\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u5f15\u304d\u7b97\u306e\u305f\u3057\u304b\u3081\u7b97\u306e\u5f0f\u306f\u300c\u7b54\u3048\u300d\uff0b\u300c\u5f15\u304f\u6570\u300d\uff1d\u300c\u4e00\u756a \u521d\u3081\u306e\u6570\uff08\u5f15\u304b\u308c\u308b\u6570\uff09\u300d\u3088\u308a <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>45<\/mn><mo>+<\/mo><mn>28<\/mn><mo>=<\/mo><mn>73<\/mn><\/math><\/span> \u3068\u306a\u308b\u306e\u3067\u3001\u7b54\u3048\u304c\u6b63\u3057\u3044\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u7b54\u3048\uff1a45\u3001\u305f\u3057\u304b\u3081\uff1a<span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>45<\/mn><mo>+<\/mo><mn>28<\/mn><mo>=<\/mo><mn>73<\/mn><\/math><\/span><\/p>\n<p>      <figure class=\"hissan hissan--sub\" role=\"math\" aria-label=\"\u7b46\u7b97: 73 \u3072\u304f 28 \u30a4\u30b3\u30fc\u30eb 45\" style=\"--hissan-cols: 2;\"><div class=\"hissan__row hissan__row--top\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit hissan__digit--strike\">7<\/span><span class=\"hissan__ann\">6<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">3<\/span><\/span><\/div><div class=\"hissan__row hissan__row--bottom\"><span class=\"hissan__cell hissan__cell--op\">\u2212<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">2<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">8<\/span><\/span><\/div><div class=\"hissan__row hissan__row--sum\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">4<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">5<\/span><\/span><\/div><\/figure><br \/>\n      <figure class=\"hissan hissan--add\" role=\"math\" aria-label=\"\u7b46\u7b97: 45 \u305f\u3059 28 \u30a4\u30b3\u30fc\u30eb 73\" style=\"--hissan-cols: 2;\"><div class=\"hissan__row hissan__row--top\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">4<\/span><span class=\"hissan__ann\">1<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">5<\/span><\/span><\/div><div class=\"hissan__row hissan__row--bottom\"><span class=\"hissan__cell hissan__cell--op\">+<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">2<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">8<\/span><\/span><\/div><div class=\"hissan__row hissan__row--sum\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">7<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">3<\/span><\/span><\/div><\/figure>\n    <\/p><\/div>\n<div class=\"explanation-card\">\n<h4 class=\"explanation-card__num\">\u554f2<\/h4>\n<p>\u307e\u305a\u306f <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>27<\/mn><mo>+<\/mo><mn>46<\/mn><\/math><\/span> \u3092\u8a08\u7b97\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u3059\u308b\u3068\u7b54\u3048\u306f <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>73<\/mn><\/math><\/span> \u3067\u3042\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002\u6b21\u306b\u3053\u306e\u5f0f\u306e\u305f\u3057\u304b\u3081\u7b97\u3092\u3057\u3066\u307f\u307e\u3059\u3002\u8db3\u3057\u7b97\u306e\u305f\u3057\u304b\u3081\u306e\u5f0f\u306f\u300c\u7b54\u3048\u300d\uff0d\u300c\u8db3\u3057\u305f\u6570\u300d\uff1d\u300c\u4e00\u756a \u521d\u3081\u306e\u6570\u300d\u306a\u306e\u3067\u3053\u306e\u5f0f\u306b\u5f53\u3066\u306f\u3081\u3066\u307f\u308b\u3068\u3001<span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>73<\/mn><mo>&#8211;<\/mo><mn>46<\/mn><mo>=<\/mo><mn>27<\/mn><\/math><\/span> \u3067\u7b54\u3048\u304c\u4e00\u756a\u306f\u3058\u3081\u306e\u6570\u3068\u4e00\u81f4\u3059\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002\u3088\u3063\u3066 <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>27<\/mn><mo>+<\/mo><mn>46<\/mn><mo>=<\/mo><mn>73<\/mn><\/math><\/span> \u306f\u6b63\u3057\u3044\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u7b54\u3048\uff1a73\u3001\u305f\u3057\u304b\u3081\uff1a<span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>73<\/mn><mo>&#8211;<\/mo><mn>46<\/mn><mo>=<\/mo><mn>27<\/mn><\/math><\/span><\/p>\n<p>      <figure class=\"hissan hissan--add\" role=\"math\" aria-label=\"\u7b46\u7b97: 27 \u305f\u3059 46 \u30a4\u30b3\u30fc\u30eb 73\" style=\"--hissan-cols: 2;\"><div class=\"hissan__row hissan__row--top\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">2<\/span><span class=\"hissan__ann\">1<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">7<\/span><\/span><\/div><div class=\"hissan__row hissan__row--bottom\"><span class=\"hissan__cell hissan__cell--op\">+<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">4<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">6<\/span><\/span><\/div><div class=\"hissan__row hissan__row--sum\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">7<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">3<\/span><\/span><\/div><\/figure><br \/>\n      <figure class=\"hissan hissan--sub\" role=\"math\" aria-label=\"\u7b46\u7b97: 73 \u3072\u304f 46 \u30a4\u30b3\u30fc\u30eb 27\" style=\"--hissan-cols: 2;\"><div class=\"hissan__row hissan__row--top\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit hissan__digit--strike\">7<\/span><span class=\"hissan__ann\">6<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">3<\/span><\/span><\/div><div class=\"hissan__row hissan__row--bottom\"><span class=\"hissan__cell hissan__cell--op\">\u2212<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">4<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">6<\/span><\/span><\/div><div class=\"hissan__row hissan__row--sum\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">2<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">7<\/span><\/span><\/div><\/figure>\n    <\/p><\/div>\n<div class=\"explanation-card\">\n<h4 class=\"explanation-card__num\">\u554f3<\/h4>\n<p><span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>64<\/mn><mo>&#8211;<\/mo><mn>29<\/mn><\/math><\/span> \u306e\u5f15\u304d\u7b97\u306e\u305f\u3057\u304b\u3081\u7b97\u3092\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u5f15\u304d\u7b97\u306e\u305f\u3057\u304b\u3081\u306e\u5f0f\u306f\u300c\u7b54\u3048\u300d\uff0b\u300c\u5f15\u304f\u6570\u300d\uff1d\u300c\u4e00\u756a \u521d\u3081\u306e\u6570\uff08\u5f15\u304b\u308c\u308b\u6570\uff09\u300d\u306a\u306e\u3067\u3001\u3053\u308c\u306b\u5f53\u3066\u306f\u3081\u3066\u307f\u308b\u3068 <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>45<\/mn><mo>+<\/mo><mn>29<\/mn><mo>=<\/mo><mn>74<\/mn><\/math><\/span> \u3068\u306a\u308a\u307e\u3059\u3002\u3053\u306e <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>74<\/mn><\/math><\/span> \u306f\u5f15\u304b\u308c\u308b\u6570\u306e <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>64<\/mn><\/math><\/span> \u3068\u4e00\u81f4\u3057\u3066\u3044\u306a\u3044\u306e\u3067\u3001\u3053\u306e\u5f15\u304d\u7b97\u306f\u9593\u9055\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u7b54\u3048\uff1a\u307e\u3061\u304c\u3063\u3066\u3044\u308b\u3002<span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>45<\/mn><mo>+<\/mo><mn>29<\/mn><mo>=<\/mo><mn>74<\/mn><\/math><\/span><\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"answer-group answer-group--advanced\">\n<h3>\u5fdc\u7528\u554f\u984c<\/h3>\n<div class=\"explanation-card\">\n<h4 class=\"explanation-card__num\">\u554f1<\/h4>\n<p>\u5f15\u304d\u7b97\u306e\u305f\u3057\u304b\u3081\u306e\u5f0f\u3092\u601d\u3044\u51fa\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u5f15\u304d\u7b97\u306e\u305f\u3057\u304b\u3081\u306e\u5f0f\u306f\u300c\u7b54\u3048\u300d\uff0b\u300c\u5f15\u304f\u6570\u300d\uff1d\u300c\u4e00\u756a \u521d\u3081\u306e\u6570\uff08\u5f15\u304b\u308c\u308b\u6570\uff09\u300d\u3067\u6c42\u3081\u3089\u308c\u308b\u306e\u3067\u3057\u305f\u306d\u3002\u3064\u307e\u308a\u3053\u306e\u5f0f\u304b\u3089\u300c\u5f15\u304b\u308c\u308b\u6570\u300d\u304c <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>63<\/mn><\/math><\/span>\u3001\u300c\u5f15\u304f\u6570\u300d\u304c <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>25<\/mn><\/math><\/span>\u3001\u300c\u7b54\u3048\u300d\u304c <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>38<\/mn><\/math><\/span> \u3067\u3042\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002\u3088\u3063\u3066\u306f\u3058\u3081\u306e\u5f15\u304d\u7b97\u306e\u5f0f\u306f <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>63<\/mn><mo>&#8211;<\/mo><mn>25<\/mn><mo>=<\/mo><mn>38<\/mn><\/math><\/span> \u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u7b54\u3048\uff1a<span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>63<\/mn><mo>&#8211;<\/mo><mn>25<\/mn><mo>=<\/mo><mn>38<\/mn><\/math><\/span><\/p>\n<figure class=\"hissan hissan--sub\" role=\"math\" aria-label=\"\u7b46\u7b97: 63 \u3072\u304f 25 \u30a4\u30b3\u30fc\u30eb 38\" style=\"--hissan-cols: 2;\"><div class=\"hissan__row hissan__row--top\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit hissan__digit--strike\">6<\/span><span class=\"hissan__ann\">5<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">3<\/span><\/span><\/div><div class=\"hissan__row hissan__row--bottom\"><span class=\"hissan__cell hissan__cell--op\">\u2212<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">2<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">5<\/span><\/span><\/div><div class=\"hissan__row hissan__row--sum\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">3<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">8<\/span><\/span><\/div><\/figure><\/div>\n<div class=\"explanation-card\">\n<h4 class=\"explanation-card__num\">\u554f2<\/h4>\n<p>\u304a\u91e3\u308a\u3092\u6c42\u3081\u308b\u305f\u3081\u306e\u5f0f\u306f <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>50<\/mn><mo>&#8211;<\/mo><mn>23<\/mn><mo>=<\/mo><mn>37<\/mn><\/math><\/span> \u3068\u306a\u308a\u307e\u3059\u306d\u3002\u3053\u308c\u3092\u305f\u3057\u304b\u3081\u7b97\u3092\u4f7f\u3063\u3066\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u5f15\u304d\u7b97\u306e\u305f\u3057\u304b\u3081\u306e\u5f0f\u306f\u300c\u7b54\u3048\u300d\uff0b\u300c\u5f15\u304f\u6570\u300d\uff1d\u300c\u4e00\u756a \u521d\u3081\u306e\u6570\uff08\u5f15\u304b\u308c\u308b\u6570\uff09\u300d\u3067\u6c42\u3081\u3089\u308c\u308b\u306e\u3067\u5f53\u3066\u306f\u3081\u3066\u307f\u308b\u3068\u3001<span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>37<\/mn><mo>+<\/mo><mn>23<\/mn><mo>=<\/mo><mn>60<\/mn><\/math><\/span> \u3068\u306a\u308a\u4e00\u756a\u306f\u3058\u3081\u306e\u6570\u304c\u4e00\u81f4\u3057\u306a\u3044\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002\u3088\u3063\u3066\u304a\u91e3\u308a\u306e\u5024\u6bb5\u306f\u9593\u9055\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u7b54\u3048\uff1a\u307e\u3061\u304c\u3063\u3066\u3044\u308b\u3002<span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>37<\/mn><mo>+<\/mo><mn>23<\/mn><mo>=<\/mo><mn>60<\/mn><\/math><\/span><\/p>\n<figure class=\"hissan hissan--add\" role=\"math\" aria-label=\"\u7b46\u7b97: 37 \u305f\u3059 23 \u30a4\u30b3\u30fc\u30eb 60\" style=\"--hissan-cols: 2;\"><div class=\"hissan__row hissan__row--top\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">3<\/span><span class=\"hissan__ann\">1<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">7<\/span><\/span><\/div><div class=\"hissan__row hissan__row--bottom\"><span class=\"hissan__cell hissan__cell--op\">+<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">2<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">3<\/span><\/span><\/div><div class=\"hissan__row hissan__row--sum\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">6<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">0<\/span><\/span><\/div><\/figure><\/div>\n<div class=\"explanation-card\">\n<h4 class=\"explanation-card__num\">\u554f3<\/h4>\n<p><span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>93<\/mn><mo>&#8211;<\/mo><mn>48<\/mn><\/math><\/span> \u3092\u3072\u3063\u7b97\u3067\u8a08\u7b97\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u307e\u305a\u306f\u4e00\u306e\u4f4d\u304b\u3089\u8003\u3048\u3066\u3044\u304d\u307e\u3059\u3002\u5f15\u304b\u308c\u308b\u6570\u306e\u4e00\u306e\u4f4d\u304c\u5f15\u304f\u6570\u306e\u4e00\u306e\u4f4d\u3088\u308a\u3082\u5c0f\u3055\u3044\u306e\u3067\u3001\u96a3\u306e\u5341\u306e\u4f4d\u304b\u3089\u300c10\u300d\u3092\u501f\u308a\u3066\u3001\u5341\u306e\u4f4d\u306e\u5f15\u304b\u308c\u308b\u6570\u306b\u659c\u7dda\u3092\u5f15\u304d\u30011\u3064\u6e1b\u3089\u3057\u305f\u6570\u3092\u4e0a\u306b\u66f8\u3044\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002\u3059\u308b\u3068\u4e00\u306e\u4f4d\u306e\u8a08\u7b97\u306f <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>13<\/mn><mo>&#8211;<\/mo><mn>8<\/mn><mo>=<\/mo><mn>5<\/mn><\/math><\/span> \u3068\u306a\u308b\u306e\u3067\u4e00\u306e\u4f4d\u306e\u7b54\u3048\u306b <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>5<\/mn><\/math><\/span> \u3092\u66f8\u304d\u307e\u3059\u3002\u6b21\u306b\u5341\u306e\u4f4d\u306b\u3064\u3044\u3066\u8a08\u7b97\u3057\u307e\u3059\u3002\u5148\u307b\u3069\u4e00\u306e\u4f4d\u306b\u300c10\u300d\u3092\u8cb8\u3057\u305f\u306e\u3067\u3001\u5f15\u304b\u308c\u308b\u6570\u306f <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>8<\/mn><\/math><\/span> \u3068\u306a\u308a\u307e\u3059\u3002\u3088\u3063\u3066\u5341\u306e\u4f4d\u306f <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>8<\/mn><mo>&#8211;<\/mo><mn>4<\/mn><mo>=<\/mo><mn>4<\/mn><\/math><\/span> \u3068\u306a\u308a\u307e\u3059\u3002\u3088\u3063\u3066\u3053\u306e\u7b46\u7b97\u306e\u7b54\u3048\u306f <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>45<\/mn><\/math><\/span> \u3068\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u304b\u3089\u3001\u305f\u3057\u304b\u3081\u7b97\u3092\u884c\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u5f15\u304d\u7b97\u306e\u305f\u3057\u304b\u3081\u7b97\u306e\u5f0f\u306f\u300c\u7b54\u3048\u300d\uff0b\u300c\u5f15\u304f\u6570\u300d\uff1d\u300c\u4e00\u756a \u521d\u3081\u306e\u6570\uff08\u5f15\u304b\u308c\u308b\u6570\uff09\u300d\u3088\u308a <span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>45<\/mn><mo>+<\/mo><mn>48<\/mn><mo>=<\/mo><mn>93<\/mn><\/math><\/span> \u3068\u306a\u308b\u306e\u3067\u3001\u7b54\u3048\u304c\u6b63\u3057\u3044\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u7b54\u3048\uff1a45\u3001\u305f\u3057\u304b\u3081\uff1a<span class=\"risu-math risu-math--inline\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mn>45<\/mn><mo>+<\/mo><mn>48<\/mn><mo>=<\/mo><mn>93<\/mn><\/math><\/span><\/p>\n<p>      <figure class=\"hissan hissan--sub\" role=\"math\" aria-label=\"\u7b46\u7b97: 93 \u3072\u304f 48 \u30a4\u30b3\u30fc\u30eb 45\" style=\"--hissan-cols: 2;\"><div class=\"hissan__row hissan__row--top\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit hissan__digit--strike\">9<\/span><span class=\"hissan__ann\">8<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">3<\/span><\/span><\/div><div class=\"hissan__row hissan__row--bottom\"><span class=\"hissan__cell hissan__cell--op\">\u2212<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">4<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">8<\/span><\/span><\/div><div class=\"hissan__row hissan__row--sum\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">4<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">5<\/span><\/span><\/div><\/figure><br \/>\n      <figure class=\"hissan hissan--add\" role=\"math\" aria-label=\"\u7b46\u7b97: 45 \u305f\u3059 48 \u30a4\u30b3\u30fc\u30eb 93\" style=\"--hissan-cols: 2;\"><div class=\"hissan__row hissan__row--top\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">4<\/span><span class=\"hissan__ann\">1<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">5<\/span><\/span><\/div><div class=\"hissan__row hissan__row--bottom\"><span class=\"hissan__cell hissan__cell--op\">+<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">4<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">8<\/span><\/span><\/div><div class=\"hissan__row hissan__row--sum\"><span class=\"hissan__cell hissan__cell--op\">&nbsp;<\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">9<\/span><\/span><span class=\"hissan__cell\"><span class=\"hissan__digit\">3<\/span><\/span><\/div><\/figure>\n    <\/p><\/div>\n<\/p><\/div>\n<\/section>\n<p><!-- \u5b66\u7fd2\u306e\u30a2\u30c9\u30d0\u30a4\u30b9 --><\/p>\n<aside class=\"advice-box\">\n<h2 class=\"advice-box__heading\">\u5b66\u7fd2\u306e\u30a2\u30c9\u30d0\u30a4\u30b9<\/h2>\n<div class=\"advice-box__body\">\n<p>\u4eca\u56de\u306f\u305f\u3057\u304b\u3081\u7b97\u306b\u3064\u3044\u3066\u5b66\u3093\u3067\u3044\u304d\u307e\u3057\u305f\u3002\u5927\u5207\u306a\u30dd\u30a4\u30f3\u30c8\u3092\u307e\u3068\u3081\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li><strong>\u3072\u304d\u7b97\u306e\u305f\u3057\u304b\u3081<\/strong>\uff1a\u300c\u7b54\u3048\u300d\uff0b\u300c\u5f15\u304f\u6570\u300d\uff1d\u300c\u4e00\u756a 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