70 加法 69 等于多少？
70 + 69 = 139
70加法69 等于 139
竖式演算
验算
- 用减法验算：139 − 69 = 70
- 用减法验算：139 − 70 = 69
相关题目
70 + 68 = 138
70 + 70 = 140
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70 + 66 = 136
70 + 72 = 142
70 + 65 = 135
70 + 73 = 143
69 + 69 = 138
71 + 69 = 140
68 + 69 = 137
72 + 69 = 141
67 + 69 = 136
73 + 69 = 142
74 + 69 = 143
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39 + 100 = 139
40 + 99 = 139
41 + 98 = 139
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44 + 95 = 139
57 + 70 = 127
81 + 85 = 166
46 + 35 = 81
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36 + 63 = 99
5 + 76 = 81