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(-11/3)+(-2.4)-(-1/3)-(-22/5)过程
人气:243 ℃ 时间:2020-04-14 17:49:19
解答
解(-11/3)+(-2.4)-(-1/3)-(-22/5)
=(-11/3)+(-2.4)+(1/3)+(22/5)
=(-11/3)+(1/3)+(-2.4)+(22/5)
=(-11/3)+(1/3)+(-12/5)+(22/5)
=[(-11/3)+(1/3)]+[(-12/5)+(22/5)]
=-10/3+10/5
=-3-1/3+2
=-1-1/3
=-4/3
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