共30题用时5分钟
5.6÷100=
0.41+3.7=
0.02×0.5=
0.8×0.05=
7.2-0.8=
12.6÷0.03=
0.8×0.13=
21÷0.21=
8.08÷0.4=
0.34÷17=
8.71÷0.1=
0.5×2.2=
1.24÷4=
3.27+0.63=
5.02×0.3=
6.4÷4=
1.25÷2.5=
0.3×0.5=
0.48÷0.04=
5.5+55=
0.72÷1.44=
0.7÷0.35=
16.8÷8=
7.2÷1.8=
3.5-0.05=
2÷0.02=
1.5×0.6=
0.25×40=
0.54+2.2=
0.32÷0.8=