下列算式何者錯誤? a.35*1001=35*(1000+1)=35000+35 b.(248+141)*357=248*357+141*357 c.157/(249+141)=157/249+157/141 d.(249+141)/157=249/157+141/157?

2017-10-01 7:39 pm

回答 (1)

2017-10-01 8:10 pm
Sol
(C)錯


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