( ):4=60除以( )=( )/20=0.75=( ):100
问题描述:
( ):4=60除以( )=( )/20=0.75=( ):100
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答
( 3):4=60除以(80 )=(15 )/20=0.75=(75 ):100
( ):4=60除以( )=( )/20=0.75=( ):100
填空
( 3):4=60除以(80 )=(15 )/20=0.75=(75 ):100