89 加法 72 等于多少?
89 + 72 = 161
89加法72 等于 161
竖式演算
验算
- 用减法验算:161 − 72 = 89
- 用减法验算:161 − 89 = 72
相关题目
89 + 71 = 160
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89 + 69 = 158
89 + 76 = 165
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88 + 72 = 160
90 + 72 = 162
87 + 72 = 159
91 + 72 = 163
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68 + 39 = 107
94 + 87 = 181
42 + 78 = 120
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7 × 23 = 161
23 × 7 = 161