13 加法 55 等于多少？
13 + 55 = 68
13加法55 等于 68
竖式演算
验算
- 用减法验算：68 − 55 = 13
- 用减法验算：68 − 13 = 55
相关题目
13 + 56 = 69
13 + 54 = 67
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13 + 53 = 66
13 + 58 = 71
13 + 52 = 65
13 + 59 = 72
13 + 51 = 64
12 + 55 = 67
14 + 55 = 69
11 + 55 = 66
15 + 55 = 70
10 + 55 = 65
16 + 55 = 71
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2 + 66 = 68
3 + 65 = 68
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18 + 80 = 98
34 + 31 = 65
90 + 6 = 96
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46 + 2 = 48
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88 - 20 = 68