10 加法 70 等于多少？
10 + 70 = 80
10加法70 等于 80
竖式演算
验算
- 用减法验算：80 − 70 = 10
- 用减法验算：80 − 10 = 70
相关题目
10 + 69 = 79
10 + 71 = 81
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10 + 72 = 82
10 + 67 = 77
10 + 73 = 83
10 + 74 = 84
10 + 66 = 76
11 + 70 = 81
9 + 70 = 79
12 + 70 = 82
8 + 70 = 78
13 + 70 = 83
7 + 70 = 77
14 + 70 = 84
6 + 70 = 76
1 + 79 = 80
2 + 78 = 80
3 + 77 = 80
4 + 76 = 80
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6 + 74 = 80
30 + 3 = 33
61 + 32 = 93
14 + 5 = 19
100 + 66 = 166
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98 - 18 = 80