8/( )=4:5=24:( )=( )/35=( )%
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8/( )=4:5=24:( )=( )/35=( )%
8/( )=4:5=24:( )=( )/35=( )%
8/( )=4:5=24:( )=( )/35=( )%
8/(10)=4:5=24:(30)=(28)/35=(80)%
8/( )=4:5=24:( )=( )/35=( )%
0.2比4/5=8比()=()比24=2/()=()%=()折
0.4:5分之4=8:( )=( ):24=( )分之2=( )%=( )折
5/8=15/24=20/( ) 23/4=5又( )/4
( )除24=5/8=()/16=20/()=()填小数
20/( )=( ):24=5:8=( ):40=( )%
8:5=24:()=():25=32÷()=50分之()
3:4=( ):16=24除以( )=8分之( )=( )%
( ):4=8分之( )=( ):16=( )分之24=0.75
8 :15 = 24 :( ) 0.75 :1 = ( ):4 0.2 :1.58 :15 = 24 :( ) 0.75 :1 = ( ):40.2 :1.5 = 2 :( ) 1/2 :3/4 = 2 :( )2/5 :1/6 = ( ):5
用简便算法 0.635×(-7)+0.635×11-0.635×4 =0 (-2|5)×(-4|5)-(-8|25)×24 =0.635×(-7)+0.635×11-0.635×4 = (-2|5)×(-4|5)-(-8|25)×24 =
4:5=24÷( )=( ):15
80:24=() 2.8:5分之4=()
8分之5=()比()=()%=()折=()除24=40分之()
():24=24÷()=4分之3=8分之几=()%=()折
( )%=4除以5=( )分之24=( )比10=( )小数
3/4×(X-5)=24
多少分之20=():24=5:8=():40=()%