42 加法 86 等于多少？
42 + 86 = 128
42加法86 等于 128
竖式演算
验算
- 用减法验算：128 − 86 = 42
- 用减法验算：128 − 42 = 86
相关题目
42 + 85 = 127
42 + 87 = 129
42 + 84 = 126
42 + 88 = 130
42 + 83 = 125
42 + 89 = 131
42 + 82 = 124
42 + 90 = 132
41 + 86 = 127
43 + 86 = 129
40 + 86 = 126
44 + 86 = 130
39 + 86 = 125
45 + 86 = 131
38 + 86 = 124
46 + 86 = 132
28 + 100 = 128
29 + 99 = 128
30 + 98 = 128
31 + 97 = 128
32 + 96 = 128
33 + 95 = 128
55 + 84 = 139
95 + 20 = 115
35 + 83 = 118
55 + 90 = 145
64 + 8 = 72
63 + 95 = 158
8 × 16 = 128
32 × 4 = 128