80 加法 29 等于多少？
80 + 29 = 109
80加法29 等于 109
竖式演算
验算
- 用减法验算：109 − 29 = 80
- 用减法验算：109 − 80 = 29
相关题目
80 + 28 = 108
80 + 30 = 110
80 + 31 = 111
80 + 27 = 107
80 + 32 = 112
80 + 26 = 106
80 + 33 = 113
80 + 25 = 105
79 + 29 = 108
81 + 29 = 110
78 + 29 = 107
82 + 29 = 111
83 + 29 = 112
77 + 29 = 106
84 + 29 = 113
76 + 29 = 105
9 + 100 = 109
10 + 99 = 109
11 + 98 = 109
12 + 97 = 109
13 + 96 = 109
14 + 95 = 109
90 + 16 = 106
80 + 65 = 145
75 + 6 = 81
71 + 91 = 162
76 + 4 = 80
78 + 51 = 129
18 + 72 = 90
38 + 29 = 67