3.14×16=
3.8+6.2 =
0.65 ÷ 1.3 =
×33=
-=
1 ÷ =
75×10%=
+×2=
3.3÷3= 9.1÷0.7= 24.8÷0.4=
0.24÷0.2= 14÷5= 0.57÷3=
28+69= 920-550= 19×50= 910÷70=
79-0.9= 6.4÷0.2= 35×20%=
95÷0.01= 3.2+5.23= 900÷30= 42×5=
2012+705= 603×39≈ 2÷0.02= 0×0.54=
1﹣ + = 32×25%= × = ÷ =