12:( )=0.25=( )%=( )÷24=( / )

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12:( )=0.25=( )%=( )÷24=( / )
12:( )=0.25=( )%=( )÷24=( / )

12:( )=0.25=( )%=( )÷24=( / )
12:(48 )=0.25=(25 )%=(6 )÷24=(1/4)

你好:

12:(48 )=0.25=( 25)%=(6)÷24=( 1/ 4)

12:( )=0.25=( )%=( )÷24=( / )
12:( )=0.25
()=12÷0.25=12X4=48
( )%=0.25=0.25X100%=25%
( )÷24=0.25
()=0.25X24
()=6
( / )=0.25=1/4
因此;12:(48 )=0.25=(25 )%=(6 )÷24=( 1/4 )