87 减法 17 等于多少?
87 - 17 = 70
87减法17 等于 70
竖式演算
验算
- 用加法验算:70 + 17 = 87
相关题目
87 - 16 = 71
87 - 18 = 69
87 - 15 = 72
87 - 19 = 68
87 - 20 = 67
87 - 14 = 73
87 - 21 = 66
87 - 13 = 74
86 - 17 = 69
88 - 17 = 71
85 - 17 = 68
89 - 17 = 72
90 - 17 = 73
84 - 17 = 67
91 - 17 = 74
83 - 17 = 66
71 - 1 = 70
72 - 2 = 70
73 - 3 = 70
74 - 4 = 70
75 - 5 = 70
76 - 6 = 70
47 - 17 = 30
78 - 30 = 48
98 - 4 = 94
16 - 2 = 14
18 - 14 = 4
99 - 13 = 86
14 + 56 = 70
39 + 31 = 70