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(-24)*(1/8-1/3+1/4 )+(-2*-2*-2)=
人气:362 ℃ 时间:2020-04-13 22:59:46
解答
(-24)*(1/8-1/3+1/4 )+(-2*-2*-2)

= (-24)*1/8-(-24)*1/3+(-24)1/4 )-8
= -3+8-6-8
= -3-6
= -9
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