2 加法 88 等于多少？
2 + 88 = 90
2加法88 等于 90
竖式演算
验算
- 用减法验算：90 − 88 = 2
- 用减法验算：90 − 2 = 88
相关题目
2 + 87 = 89
2 + 89 = 91
2 + 86 = 88
2 + 90 = 92
2 + 85 = 87
2 + 91 = 93
2 + 92 = 94
2 + 84 = 86
1 + 88 = 89
3 + 88 = 91
4 + 88 = 92
5 + 88 = 93
6 + 88 = 94
7 + 88 = 95
8 + 88 = 96
9 + 88 = 97
1 + 89 = 90
3 + 87 = 90
4 + 86 = 90
5 + 85 = 90
6 + 84 = 90
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48 + 36 = 84
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54 + 29 = 83
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5 × 18 = 90