Question

3又2分之1×（-7分之4）×（+5分之2）×（-3又4分之3）

Answer 1

3又2分之1×（-7分之4）×（+5分之2）×（-3又4分之3）
=2分之7×（-7分之4）×（+5分之2×（-4分之15）
=3

我太佩服你了 你打资料里是大学 我只是一个初中生... ... 无语了.....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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追问

-2又5分之3-（+4分之7）-（-6又2分之1）（-6又2分之1）+（-10分之7）-（-0.3）
要过程！！ 谢谢

追答

3又2分之1×（-7分之4）×（+5分之2）×（-3又4分之3）
=2分之7×（-7分之4）×（+5分之2×（-4分之15）
=3
这不就是吗

Answer 2

3 1/2*4/7*2/5*3 3/4=3.4=17/5
两个负值的乘积为正，可以不考虑。所以，最终为正。

追问

在复杂点 写过程

追答

全部变成分式，分子，分母相互能抵消抵消即可。
如：最终变成
7/2*4/7*2/5*15/4
式中7抵消，4抵消，2抵消，最后就是5分之17了