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0.84*10/3+0.2+20/3*0.48 怎样简算?
人气:101 ℃ 时间:2020-03-26 04:16:28
解答
=0.84*10/3+0.2+0.96*10/3
=(0.84+0.96)*10/3+0.2
=6+0.2
=6.2
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