78 减法 75 等于多少?
78 - 75 = 3
78减法75 等于 3
竖式演算
验算
- 用加法验算:3 + 75 = 78
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78 - 74 = 4
78 - 76 = 2
78 - 73 = 5
78 - 77 = 1
78 - 78 = 0
78 - 72 = 6
78 - 71 = 7
78 - 70 = 8
77 - 75 = 2
79 - 75 = 4
76 - 75 = 1
80 - 75 = 5
75 - 75 = 0
81 - 75 = 6
82 - 75 = 7
83 - 75 = 8
4 - 1 = 3
5 - 2 = 3
6 - 3 = 3
7 - 4 = 3
8 - 5 = 3
9 - 6 = 3
46 - 22 = 24
55 - 50 = 5
71 - 20 = 51
46 - 1 = 45
41 - 21 = 20
86 - 36 = 50
1 + 2 = 3
3 × 1 = 3