45÷75%=
7+20%=
9.47+0.23=
10÷0.1%=
25×40%=
9÷15=
0.5÷25%=
3﹣85%=
1.85﹣+= 1÷×= +0.375=
2.4﹣= (+)×2.4= 5÷×5÷=
10×45%= 1.25×8= 40×(1﹣20%)=
75×12﹣848÷4 [-(-)]÷ 9.24÷[1.5×(0.9﹣0.7)]
4x﹣21.7=8.34 x+x= :x=:
= 90÷90%= =
= = 80×30%=
1÷1%= 4.5÷0.09=
199+49=
10﹣0.01=
5+1.4+1.6=
2.5×40=
× =
24÷ =
+ =
÷2÷ =
0.24×5=
÷=
0.54﹣=
1.2×=
÷0.15=
13.04﹣3.4=
:( )=
5﹣5÷6=