20:( )=0.125=4/()=():8
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20:( )=0.125=4/()=():8
20:( )=0.125=4/()=():8
20:( )=0.125=4/()=():8
0.125可以化为1/8
∴20:(160 )=0.125=4/(32)=(1):8
20:( 160)=0.125=4/(32)=(1):8
20:(160 )=0.125=4/(32)=(1):8
20:( )=0.125=4/()=():8
4÷( )=( )%=( )÷20=0.8( )分之( )
0.75=()分之()=()/20=()%=()成数=()折扣
8:( )=( ):20=5分之4=( )÷30=几分之16.
24:30=0.8=()÷4=20/()=80%
(1+2+3+4+5·····+100-10-20-30)×5-199======(99999×66+2421-399)×999======
12:20=( ) 4=( )%=( )(填小数)
()÷4=0.5=多少分之12=多少比20=百分之多少?
0.75=4分之()=9:()=()%
6/18=( )=()/4=()/27
()÷20=4:5=()分之12=()%
( )÷20=5分之4=( )÷12=( ):12=( )×12.
()÷20=4分之1=2:()=():12=12÷()填空?
15×( )=5分之3×( )=1又9分之2×( )=0.125×( )=1
3分之2=( ):9=( )分之4=15分之( )=20÷(
4÷()=1/()=0.2=():15()%=()成
16 :20=( )分之8=0.8=( )÷15= 25分之20
3/12=4/()=6/()=9/()=()/84