87 减法 18 等于多少?
87 - 18 = 69
87减法18 等于 69
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验算
- 用加法验算:69 + 18 = 87
相关题目
87 - 17 = 70
87 - 19 = 68
87 - 20 = 67
87 - 16 = 71
87 - 21 = 66
87 - 15 = 72
87 - 22 = 65
87 - 14 = 73
86 - 18 = 68
88 - 18 = 70
85 - 18 = 67
89 - 18 = 71
84 - 18 = 66
90 - 18 = 72
91 - 18 = 73
83 - 18 = 65
70 - 1 = 69
71 - 2 = 69
72 - 3 = 69
73 - 4 = 69
74 - 5 = 69
75 - 6 = 69
31 - 22 = 9
31 - 16 = 15
71 - 19 = 52
71 - 53 = 18
90 - 8 = 82
6 + 63 = 69
42 + 27 = 69
49 + 20 = 69