0.3×0.2= 0.7×0.3= 0.02×0.2= 0.8×0.5=
0.78÷0.01= 4.8÷0.06= 4÷0.25= 3.2÷0.05=
6.4÷8= 2.5÷0.5= 0.48÷0.6= 0.21×3=
0.39÷1.3= 0.9×0.3= 4.39+2.1= 7÷100=
1÷0.25= 0.25×4÷2=
①3.45×102
②0.47×0.5×0.8
③3.2+0.8×1.6
④7.2×1.25
⑤0.46×0.9+0.64×0.9
⑥1.25×(10+0.8)
1.6×0.25=
4.8×100=
3.45÷0.01=
0.22=
3.5×0.2=
9+3.1=
2-0.88=
a-0.12a=
8×500= 300÷10= 2×35= 200×5=
140÷20= 68÷4= 15×8= 51÷3=
0.36÷9= 3.97﹣2.45= 16×25= 18.9﹣9.8=
5.2+3.8= 8.282÷8.2= 10﹣0.87= 4.3+1.8=
4.5×0.2= 10÷4= 8×1.25= 0÷8.4= 4.5÷6=
6.6÷11= 2.5×1.6= 0.84÷4= 4.2×0.5= 2.4×5=
1-0.92= - = ×3.2= ÷ ×5=
3.5+4.28= × = ÷ = 99×0.9+0.9=