53 加法 84 等于多少？
53 + 84 = 137
53加法84 等于 137
竖式演算
验算
- 用减法验算：137 − 84 = 53
- 用减法验算：137 − 53 = 84
相关题目
53 + 83 = 136
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53 + 88 = 141
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52 + 84 = 136
54 + 84 = 138
51 + 84 = 135
55 + 84 = 139
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38 + 99 = 137
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42 + 95 = 137
88 + 30 = 118
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