75 加法 4 等于多少？
75 + 4 = 79
75加法4 等于 79
竖式演算
验算
- 用减法验算：79 − 4 = 75
- 用减法验算：79 − 75 = 4
相关题目
75 + 3 = 78
75 + 5 = 80
75 + 2 = 77
75 + 6 = 81
75 + 1 = 76
75 + 7 = 82
75 + 8 = 83
75 + 9 = 84
74 + 4 = 78
76 + 4 = 80
73 + 4 = 77
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72 + 4 = 76
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2 + 77 = 79
3 + 76 = 79
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24 + 100 = 124
10 + 67 = 77
13 + 70 = 83
15 + 23 = 38
22 + 7 = 29
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96 - 17 = 79