27 加法 72 等于多少?
27 + 72 = 99
27加法72 等于 99
竖式演算
验算
- 用减法验算:99 − 72 = 27
- 用减法验算:99 − 27 = 72
相关题目
27 + 71 = 98
27 + 73 = 100
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27 + 70 = 97
27 + 75 = 102
27 + 69 = 96
27 + 76 = 103
27 + 68 = 95
26 + 72 = 98
28 + 72 = 100
29 + 72 = 101
25 + 72 = 97
30 + 72 = 102
24 + 72 = 96
31 + 72 = 103
23 + 72 = 95
1 + 98 = 99
2 + 97 = 99
3 + 96 = 99
4 + 95 = 99
5 + 94 = 99
6 + 93 = 99
21 + 61 = 82
12 + 75 = 87
24 + 63 = 87
32 + 51 = 83
76 + 22 = 98
53 + 15 = 68
33 × 3 = 99
100 - 1 = 99