6.75+2.25= 1.02-0.6= 0.7÷0.01= 4.5+ =
2.5×12= 46×10%= + = 4-1÷3=
3.3÷3= 9.1÷0.7= 24.8÷0.4=
0.24÷0.2= 14÷5= 0.57÷3=
直接写出得数.
8.1﹣2.8=
+ =
100÷10%=
3÷0.25=
0.72=
1.25×1.9×8=