共30题用时5分钟
10×0.07=
0.3×1.4=
0.2×0.4=
0.05×7=
0.92×0.4=
8.2+1.8=
0.2×0.26=
0.14×4=
2.3×4=
0.02×0.1=
1.2×0.3=
100-35.22=
2.5×0.4=
0.22×4=
2.4×5=
10-1.8-7.2=
0.43+3.57=
8÷10 =
7.5x-3x=
0.9×0.8=
2.5×4×12=
12.5×8=
0×3.52=
3.99×1=
1.05×100=
1÷0.5=
a+3a+7a=
1.47÷0.7=
5.4÷6=
0.96÷3=