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数学
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用简便方法计算:11分之5+(8分之7-11分之5)
人气:112 ℃ 时间:2019-11-04 14:08:05
解答
11分之5+(8分之7-11分之5)
= 11分之5 + 8分之7-11分之5
= (11分之5 - 11分之5) + 8分之7
= 0 + 8分之7
= 8分之7
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