61 加法 29 等于多少？
61 + 29 = 90
61加法29 等于 90
竖式演算
验算
- 用减法验算：90 − 29 = 61
- 用减法验算：90 − 61 = 29
相关题目
61 + 28 = 89
61 + 30 = 91
61 + 31 = 92
61 + 27 = 88
61 + 32 = 93
61 + 26 = 87
61 + 33 = 94
61 + 25 = 86
60 + 29 = 89
62 + 29 = 91
59 + 29 = 88
63 + 29 = 92
58 + 29 = 87
64 + 29 = 93
65 + 29 = 94
57 + 29 = 86
1 + 89 = 90
2 + 88 = 90
3 + 87 = 90
4 + 86 = 90
5 + 85 = 90
6 + 84 = 90
33 + 71 = 104
75 + 17 = 92
9 + 82 = 91
6 + 55 = 61
32 + 29 = 61
76 + 41 = 117
92 - 2 = 90
2 × 45 = 90