6 加法 84 等于多少？
6 + 84 = 90
6加法84 等于 90
竖式演算
验算
- 用减法验算：90 − 84 = 6
- 用减法验算：90 − 6 = 84
相关题目
6 + 83 = 89
6 + 85 = 91
6 + 82 = 88
6 + 86 = 92
6 + 87 = 93
6 + 81 = 87
6 + 88 = 94
6 + 80 = 86
5 + 84 = 89
7 + 84 = 91
4 + 84 = 88
8 + 84 = 92
3 + 84 = 87
9 + 84 = 93
2 + 84 = 86
10 + 84 = 94
1 + 89 = 90
2 + 88 = 90
3 + 87 = 90
4 + 86 = 90
5 + 85 = 90
7 + 83 = 90
29 + 45 = 74
59 + 33 = 92
37 + 23 = 60
38 + 26 = 64
68 + 17 = 85
92 + 37 = 129
98 - 8 = 90
18 × 5 = 90