1 加法 70 等于多少？
1 + 70 = 71
1加法70 等于 71
竖式演算
验算
- 用减法验算：71 − 70 = 1
- 用减法验算：71 − 1 = 70
相关题目
1 + 69 = 70
1 + 71 = 72
1 + 68 = 69
1 + 72 = 73
1 + 67 = 68
1 + 73 = 74
1 + 74 = 75
1 + 66 = 67
2 + 70 = 72
3 + 70 = 73
4 + 70 = 74
5 + 70 = 75
6 + 70 = 76
7 + 70 = 77
8 + 70 = 78
9 + 70 = 79
2 + 69 = 71
3 + 68 = 71
4 + 67 = 71
5 + 66 = 71
6 + 65 = 71
7 + 64 = 71
35 + 52 = 87
24 + 50 = 74
51 + 47 = 98
40 + 45 = 85
100 + 31 = 131
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93 - 22 = 71
84 - 13 = 71