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24×(11/12-3/8-1/6÷1/3) (2/3-0.4)÷(1/6+0.5) 3/4-1/9+8/15÷16/25 简算 帮我
人气:451 ℃ 时间:2019-10-11 00:04:53
解答
24×(11/12-3/8-1/6÷1/3)=24*(11/12-3/8-1/2) =22-9-12=1(2/3-0.4)÷(1/6+0.5) =(2/3-4/10)/(2/3)=1-4/10*3/2=1-2/5=3/53/4-1/9+8/15÷16/25=3/4-1/9+8/15*25/16=3/4-1/9+5/6=9/12+10/12-1/9=19/12-1/9=(57-...
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