( )÷8=9/( )=0.75=12/4+( )=﹙﹚/20
( )÷8=9/( )=0.75=12/4+( )=﹙﹚/20
﹙﹣3/4+7/12-5/9﹚÷﹙﹣1/36﹚=
﹙﹚/8=0.25=12分之﹙﹚=﹙﹚%=﹙﹚比3.6
( ):4=0.75=9÷( )=( ):8=1/( )
40÷﹙﹚=0.8=﹙﹚/40
11000÷125=﹙11000×8﹚÷﹙125× ﹚
( )÷8=( )/( )=15:( )=0.75=( ):12=( )%
3÷4=6÷8=9÷12=20分之【】=【】分之18=40分之【】
0.75=( )%=( )分之3=( )÷20=9:( )
( )比20=4分之3=12÷( )=9比( )=( )比8
根号加减乘除法运算!1 ﹙√6-√2﹚²=2 4√12÷﹙﹣√1/3﹚3 √18÷√8×√27/24 ﹙﹣7/
( )÷8=( )分之9=0.75=( ):20=( )%