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提取公因数简便运算
3.75X735-8分之三X5730+16.2X62.5
=
=
要简便的,要有运算过程
人气:131 ℃ 时间:2020-05-27 14:20:59
解答
=0.375(10*735-5730)+16.2*62.5
=0.375*1620+16.2*62.5
=16.2(0.375*100+62.5)
=1620
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