( )÷16=( )/15=4/( )=( )/9=0.75
()÷16=15/()=()/4=9/()=0.75
9÷()=()/16=0.75=15/()=()/()
9分之4×( )=8分之7÷( )=( ):16=0.75=( )分之( ).
几分之几=0.75=():16=9÷()=()%
()÷16=()分之15=0.75=21÷()=12分之()
•( ):4=0.75=9÷( )=( ):8=( )分之1
()比16=0.75=6÷()=几分之15
( ):16=0.75=几分之15=( )%
15÷()=()分之12=0.75
15÷( )=0.75=( )%=24/( )
75/()=()/40=9:()=3/()=()/16=0.75
9÷()=3:()=0.75=()分之()=()%