80 加法 70 等于多少?
80 + 70 = 150
80加法70 等于 150
竖式演算
验算
- 用减法验算:150 − 70 = 80
- 用减法验算:150 − 80 = 70
相关题目
80 + 69 = 149
80 + 71 = 151
80 + 68 = 148
80 + 72 = 152
80 + 67 = 147
80 + 73 = 153
80 + 74 = 154
80 + 66 = 146
79 + 70 = 149
81 + 70 = 151
78 + 70 = 148
82 + 70 = 152
83 + 70 = 153
77 + 70 = 147
84 + 70 = 154
76 + 70 = 146
50 + 100 = 150
51 + 99 = 150
52 + 98 = 150
53 + 97 = 150
54 + 96 = 150
55 + 95 = 150
60 + 80 = 140
53 + 65 = 118
19 + 61 = 80
88 + 90 = 178
70 + 71 = 141
56 + 70 = 126
3 × 50 = 150
75 × 2 = 150