简便方法计算!算式!0.625X0.5+一又二分之一X62.5%=
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简便方法计算!算式!0.625X0.5+一又二分之一X62.5%=
简便方法计算!算式!
0.625X0.5+一又二分之一X62.5%
=
简便方法计算!算式!0.625X0.5+一又二分之一X62.5%=
0.625X0.5+3/2X62.5%
=0.625×(0.5+1.5)
=1.25
简便方法计算!算式!0.625X0.5+一又二分之一X62.5%=
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