15 加法 71 等于多少？
15 + 71 = 86
15加法71 等于 86
竖式演算
验算
- 用减法验算：86 − 71 = 15
- 用减法验算：86 − 15 = 71
相关题目
15 + 70 = 85
15 + 72 = 87
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15 + 74 = 89
15 + 68 = 83
15 + 75 = 90
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14 + 71 = 85
16 + 71 = 87
13 + 71 = 84
17 + 71 = 88
12 + 71 = 83
18 + 71 = 89
11 + 71 = 82
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1 + 85 = 86
2 + 84 = 86
3 + 83 = 86
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6 + 80 = 86
27 + 40 = 67
5 + 71 = 76
3 + 22 = 25
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42 + 2 = 44
92 - 6 = 86
96 - 10 = 86