60+15%=?1-30%=?0.9+15%=?37.5%÷12.5%=?12÷(1-50%)=?1.2×25%+2.8
60+15%=?1-30%=?0.9+15%=?37.5%÷12.5%=?12÷(1-50%)=?1.2×25%+2.8
1、7/8-45÷1.2 = = 2、25%×32×125% = = 3、(50%+60%)×5/
720×(400÷?)=360 60÷(120÷?)=15 3.75×(?×8/5)=3.75 ÷(4/3÷?)=6/1
【 】÷24=0.625=25÷【】=15:【】
()÷8=几分之几=15:()=0.75=():12=()%
简算:(1+1/3+1/5+1/10+1/15+1/30)÷(1/2+1/4+1/6+1/12+1/20+1/60)=?
( )÷8=( / )=15:( )=0.75( ):12=( )%
16 :20=( )分之8=0.8=( )÷15= 25分之20
15÷( )=多少分之12=0.75
15÷()=0.75=()%=0.24
12÷(15 )=5分之4=8:( 10 )=30分之24=( 0.8 )(小数)=
48分之()=12分之5=()÷24=()分之30=25÷()