84 加法 71 等于多少？
84 + 71 = 155
84加法71 等于 155
竖式演算
验算
- 用减法验算：155 − 71 = 84
- 用减法验算：155 − 84 = 71
相关题目
84 + 70 = 154
84 + 72 = 156
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84 + 73 = 157
84 + 74 = 158
84 + 68 = 152
84 + 75 = 159
84 + 67 = 151
83 + 71 = 154
85 + 71 = 156
82 + 71 = 153
86 + 71 = 157
87 + 71 = 158
81 + 71 = 152
88 + 71 = 159
80 + 71 = 151
55 + 100 = 155
56 + 99 = 155
57 + 98 = 155
58 + 97 = 155
59 + 96 = 155
60 + 95 = 155
98 + 80 = 178
60 + 55 = 115
36 + 34 = 70
38 + 17 = 55
63 + 76 = 139
62 + 46 = 108
31 × 5 = 155
5 × 31 = 155