0.75×4=
×12.3=
6.1×9.8≈
( ):=
0.04+7.6=
0.92=
6.5+3.5÷10=
x÷4=÷30% 3x-0.75=6.75
①17.8×31.2÷5.2
②1.6-1.2+37.8
③47.9--
④68×99
6.3÷0.1=
3÷=
48×25%=
=
3-=
10.3-0.89=
75:15=x:14 4:x=3.25:6.5 x:0.36=15:6
22.5+2.25= 6.4×25%= 9.3÷0.03= 1÷×= 1-1÷9=
50÷10%= 2.01-1.21= 1-÷= 1÷0.875= 0.32-0.22=
1.38-0.03= ÷ = 0.28× =
36×25%= 0.72÷0.04= 0.3×2÷0.3×2=