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3.75*735-3/8*5730+16.2*62.5
人气:218 ℃ 时间:2020-04-12 08:02:52
解答
3.75*735-3/8*5730+16.2*62.5
=3.75*735-3.75*573+162*6.25
=3.75*(735-573)+162*6.25
=3.75*162+162*6.25
=162*(3.75+6.25)
=162*10
=1620
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