42 加法 5 等于多少？
42 + 5 = 47
42加法5 等于 47
竖式演算
验算
- 用减法验算：47 − 5 = 42
- 用减法验算：47 − 42 = 5
相关题目
42 + 4 = 46
42 + 6 = 48
42 + 3 = 45
42 + 7 = 49
42 + 2 = 44
42 + 8 = 50
42 + 1 = 43
42 + 9 = 51
41 + 5 = 46
43 + 5 = 48
40 + 5 = 45
44 + 5 = 49
39 + 5 = 44
45 + 5 = 50
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2 + 45 = 47
3 + 44 = 47
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6 + 41 = 47
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5 + 30 = 35
80 + 1 = 81
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60 - 13 = 47