( )/( ) =12 :20 =( ):2 =( )% =( )小数
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()/()=12:20=():2=()%=()小数()/()=12:20=():2=()%=()小数()/()=12:20=():2=()%=()小数(6)/(10)=12:20=(1、2):2=(6
( )/( ) =12 :20 =( ):2 =( )% =( )小数
( )/( ) =12 :20 =( ):2 =( )% =( )小数
( )/( ) =12 :20 =( ):2 =( )% =( )小数
(6 )/( 10) =12 :20 =( 1、2):2 =( 60)% =( 0·6)小数
其实第一个( )/( )有很多种填法例如(9 )/( 15)或( 3)/( 5)
等等
(12)/(20) =12 :20 =(1.2):2 =(60)% =(0.6)
3 5 12/5 60 0.6
12 20 1.2 60 0.6
15:20=()除以()=():()=():24=12:()=()%=()
填空:40()+20()=1() 12()+12()=1()
( )/20=五分之四=()/12=():12=()*12
():20=12/()=24÷()=()%
( )/20=12/( )=2/5=( )÷( )=( )/35
12:20=():2=()%=()/()=()小数
():20=12分之()=4÷()=0.25=():()
( )/( ) =12 :20 =( ):2 =( )% =( )小数
15除20=9:12=12:()=4分之()=()小数
6:8=3:()=12除以( )=( )除以12=9:()=( )/20
( )分之4=( )比20=0.8=12除以( )=( )%
()除以50=()分之20=0.16=12比()=()%
⒈ ( )∶20 = 24∶( )= ( )分之12 = 0.8 = ( )%
():20=4分之3=12÷()=9:()=():18
( )∶12==( )÷20=( )%=( )用小数表示
12/( )=0.2=( )5分之几=( ):20=( )%
8分之()=20之15=12除以()=()除以12
( ):12=几分之12=( )除以20=75%=( )(填成数)=()(小数)