25/16*101-25/16用简便

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25/16*101-25/16用简便
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25/16*101-25/16用简便
25/16*101-25/16用简便

25/16*101-25/16用简便
25/16*101-25/16
=25/16*(101-1)
=25/16*100
=64
(是25分之16)

25/16*101-25/16
=25/16*(101-1)
=25/16*100
=625/4

25/16*101-25/16
=25/16(101-1)
=(25/16)*100
=625/4