123×5.67+8.77x567用简便运算

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123×5.67+8.77x567用简便运算
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123×5.67+8.77x567用简便运算
123×5.67+8.77x567用简便运算

123×5.67+8.77x567用简便运算
<1.23+8.77>×567

=(123+877)*5.67
=5670

=123×5.67+877×5.67

=(123×+877)×5.67

=1000×5.67

=5670

等于123×5.67+877×5.67等于5.67×(123+877)

123×5.67+8.77×567=(1.23+8.77)×567=5670