简算:280÷35

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简算:280÷35
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简算:280÷35
简算:280÷35

简算:280÷35
280÷35
=280÷(7×5)
=280÷7÷5
=40÷5
=8

280除以7再除以5

280÷35
=280÷7÷5
=40÷5
=8

8

280÷35=280x2÷(35x2)=560÷70=8

280÷35
=280÷(7×5)
=280÷7÷5
=40÷5
=8