672-36+34怎样简便计算

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672-36+34怎样简便计算672-36+34怎样简便计算672-36+34怎样简便计算672-36+34=672-(36-34)=672-2=670672-(36-34)=672-2=670672

672-36+34怎样简便计算
672-36+34怎样简便计算

672-36+34怎样简便计算
672-36+34
=672-(36-34)
=672-2
=670

672-(36-34)=672-2=670

672-(36-34)=672-2=670

672-36+34
=672-(36-34)
=672-2
=670