5.125-(3又2分之1+8分之3)怎么算

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5.125-(3又2分之1+8分之3)怎么算
5.125-(3又2分之1+8分之3)怎么算

5.125-(3又2分之1+8分之3)怎么算
5.125-(3又2分之1+8分之3)
=5又1/8-3又1/2-3/8
=41/8-3/8-7/2
=38/8-7/2
=(38-28)/8
=10/8
=5/4
=1.25

=5又1/8-3又1/2-3/8
=41/8-3/8-7/2
=38/8-28/8
=10/8
=5/4