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16-7又1/2-(-3又1/3)-11又5/6 有理数加减混合运算
22.34+(-4.3)+(-12.34)-(-4.3)
1/4+(-2/3)+(-2又1/4)-(+1又1/3)
(-21.6)+3-7.4+(-2/5)
10/3+(-11/4)-(-5/6)+(-7/12)
人气:376 ℃ 时间:2020-04-07 22:34:07
解答
16-7又1/2-(-3又1/3)-11又5/6 有理数加减混合运算=16-7+3-11-1/2+1/3-5/6=1-3/6+2/6-5/6=0;22.34+(-4.3)+(-12.34)-(-4.3)=22.34-4.3-12.34+4.3=10;1/4+(-2/3)+(-2又1/4)-(+1又1/3)=1/4-2/3-2-1/4-1-1/3=...(-0.5)-(-2又1/4)+3.75-(+5又1/2)
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