87 加法 68 等于多少？
87 + 68 = 155
87加法68 等于 155
竖式演算
验算
- 用减法验算：155 − 68 = 87
- 用减法验算：155 − 87 = 68
相关题目
87 + 67 = 154
87 + 69 = 156
87 + 66 = 153
87 + 70 = 157
87 + 65 = 152
87 + 71 = 158
87 + 64 = 151
87 + 72 = 159
86 + 68 = 154
88 + 68 = 156
85 + 68 = 153
89 + 68 = 157
84 + 68 = 152
90 + 68 = 158
83 + 68 = 151
91 + 68 = 159
55 + 100 = 155
56 + 99 = 155
57 + 98 = 155
58 + 97 = 155
59 + 96 = 155
60 + 95 = 155
34 + 87 = 121
81 + 39 = 120
28 + 82 = 110
2 + 99 = 101
55 + 89 = 144
68 + 47 = 115
31 × 5 = 155
5 × 31 = 155