4/9x ( )=7/8除以( )=( )比16=0.75=( )分之( )

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4/9x ( )=7/8除以( )=( )比16=0.75=( )分之( )
4/9x ( )=7/8除以( )=( )比16=0.75=( )分之( )

4/9x ( )=7/8除以( )=( )比16=0.75=( )分之( )
.先4/9x ( )=0.75,7/8除以( )=0.75,( )比16=0.75,0.75=( )分之( )
0.75÷4/9=
7/8÷0.75=
0.75×16=
75/100约分=

。。。先4/9x ( )=0.75,7/8除以( )=0.75,( )比16=0.75,0.75=( )分之( )
0.75÷4/9=
7/8÷0.75=
0.75×16=
75/100约分=