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1.6*0.24+4.5/0.75 要简便运算~
人气:429 ℃ 时间:2020-04-07 05:41:10
解答
(1.6÷4)*(0.24÷4)+(4.5÷5)/(0.75÷5)
=0.4*0.6+0.9/0.15
=0.24+6
=6.24
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