12/36=( ) ÷9=18/( ) 22/42=( )/15=2/( )
12/36=( ) ÷9=18/( ) 22/42=( )/15=2/( )
42÷14/15= 13/21÷26/27= 35/36÷14= 11/12÷11/36= 33/35÷22= 4/9÷
2/3=6/( )=( )/15=24/( ) 18%=9/ ( )=36/( )=27/( )
4/15×6/8= 3/8÷12= 4/5×5/6= 36×5/18=
9÷15=( )/45=18/30=( )/20=12/( )=( )【填小数】
15/22÷10= 45÷9/14= 3/5÷1/6= 2/7÷8/21= 2/9×
9÷15=45分之( )=( )/18 18分之12=6÷( )=( )÷6
15÷20=4分之三=24分之18=12分之9=( )%
18÷15等于36/()=()%
(5.6×3×1.7×0.9)÷(51×0.14×4×18)=?(15\56-13\42+11\30-9\20+7\12
2/2÷4/7= 2.4÷2/5= 14/15×3/8= 12÷4/7= 8-4/9=
13+23=9=×4×9=×22×32 13+23+33=36=9×16=×32×42 13+23+33+43=100=