12 加法 79 等于多少？
12 + 79 = 91
12加法79 等于 91
竖式演算
验算
- 用减法验算：91 − 79 = 12
- 用减法验算：91 − 12 = 79
相关题目
12 + 78 = 90
12 + 80 = 92
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12 + 83 = 95
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11 + 79 = 90
13 + 79 = 92
10 + 79 = 89
14 + 79 = 93
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2 + 89 = 91
3 + 88 = 91
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29 + 3 = 32
22 + 28 = 50
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96 - 5 = 91