47 加法 9 等于多少？
47 + 9 = 56
47加法9 等于 56
竖式演算
验算
- 用减法验算：56 − 9 = 47
- 用减法验算：56 − 47 = 9
相关题目
47 + 8 = 55
47 + 10 = 57
47 + 11 = 58
47 + 7 = 54
47 + 12 = 59
47 + 6 = 53
47 + 13 = 60
47 + 5 = 52
46 + 9 = 55
48 + 9 = 57
49 + 9 = 58
45 + 9 = 54
50 + 9 = 59
44 + 9 = 53
51 + 9 = 60
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1 + 55 = 56
2 + 54 = 56
3 + 53 = 56
4 + 52 = 56
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6 + 50 = 56
31 + 77 = 108
90 + 20 = 110
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82 + 33 = 115
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1 × 56 = 56
73 - 17 = 56