÷ = ÷ = - = ÷ =
÷ = 10÷ = ÷4= ÷ =
÷ = + = ÷3= ÷3=
9 - 9= 1- = ÷13= ÷ = 0× =
× = - = 1÷ = ÷0.8= + =
5- = ×35= ÷11= ÷ =
+ = × = 1÷ -7= 2.4× =
× ÷
÷0.1 ÷10 × ×
÷ = × = 21× = ÷ =
× = ÷5= + = 36÷ =
× = 4.9× = ÷ = 3÷10%=
3.5÷0.07= 20%× = ×0= ÷2=
+ = × = 45× = 15÷ =
- = 5÷ = ÷16= ÷ =
4+ = + = ×18= - = 1- ÷ =
×3= ÷3= ×2.4= ÷ = 8× ÷8× =
+ = ×6= - = ÷ =
× = ÷11= × = ÷ =