简便算式:62×71+38×71

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简便算式:62×71+38×71
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简便算式:62×71+38×71
简便算式:62×71+38×71

简便算式:62×71+38×71
62×71+38×71
=71×(62+38)
=71×100
=7100

71x(62+38)=710

71*(62+38)

62×71+38×71
=71×(62+38)
=71×100
=7100
乘法分配率可得
祝学习进步~~望采纳~~~