84 加法 45 等于多少？
84 + 45 = 129
84加法45 等于 129
竖式演算
验算
- 用减法验算：129 − 45 = 84
- 用减法验算：129 − 84 = 45
相关题目
84 + 44 = 128
84 + 46 = 130
84 + 47 = 131
84 + 43 = 127
84 + 48 = 132
84 + 42 = 126
84 + 49 = 133
84 + 41 = 125
83 + 45 = 128
85 + 45 = 130
82 + 45 = 127
86 + 45 = 131
87 + 45 = 132
81 + 45 = 126
88 + 45 = 133
80 + 45 = 125
29 + 100 = 129
30 + 99 = 129
31 + 98 = 129
32 + 97 = 129
33 + 96 = 129
34 + 95 = 129
79 + 30 = 109
57 + 5 = 62
47 + 37 = 84
70 + 53 = 123
66 + 60 = 126
56 + 73 = 129
43 × 3 = 129
3 × 43 = 129