70 减法 56 等于多少？
70 - 56 = 14
70减法56 等于 14
竖式演算
验算
- 用加法验算：14 + 56 = 70
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70 - 55 = 15
70 - 57 = 13
70 - 58 = 12
70 - 54 = 16
70 - 59 = 11
70 - 53 = 17
70 - 60 = 10
70 - 52 = 18
69 - 56 = 13
71 - 56 = 15
68 - 56 = 12
72 - 56 = 16
67 - 56 = 11
73 - 56 = 17
66 - 56 = 10
74 - 56 = 18
15 - 1 = 14
16 - 2 = 14
17 - 3 = 14
18 - 4 = 14
19 - 5 = 14
20 - 6 = 14
74 - 8 = 66
41 - 35 = 6
80 - 45 = 35
33 - 25 = 8
82 - 38 = 44
82 - 46 = 36
13 + 1 = 14
5 + 9 = 14