87 加法 33 等于多少？
87 + 33 = 120
87加法33 等于 120
竖式演算
验算
- 用减法验算：120 − 33 = 87
- 用减法验算：120 − 87 = 33
相关题目
87 + 32 = 119
87 + 34 = 121
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87 + 35 = 122
87 + 30 = 117
87 + 36 = 123
87 + 29 = 116
87 + 37 = 124
86 + 33 = 119
88 + 33 = 121
85 + 33 = 118
89 + 33 = 122
84 + 33 = 117
90 + 33 = 123
83 + 33 = 116
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20 + 100 = 120
21 + 99 = 120
22 + 98 = 120
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24 + 96 = 120
25 + 95 = 120
54 + 66 = 120
95 + 58 = 153
76 + 64 = 140
58 + 92 = 150
87 + 64 = 151
94 + 36 = 130
4 × 30 = 120
3 × 40 = 120