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数学
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简便运算1除以(2-3/4乘以8/9除以5/6)怎么算,急!急!急!
人气:353 ℃ 时间:2019-09-29 01:43:21
解答
=1÷(2-2/3×6/5)
=1÷(2-4/5)
=1÷6/5
=5/6
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