共30题用时5分钟

6÷12=

12÷20=

1÷0.25=

0.88÷0.4=

0.81÷0.3=

0.3×0.16=

7×0.01=

0.02×0.03=

0.05×6=

0.81÷3=

0.45×0.2=

2.4×0.2=

1.5×6=

0.05×0.8=

0.4×6=

0.25×4=

2.7×0.2=

2.13×2=

0.3×10.1=

2.08÷0.1=

3.6÷0.3=

0.77÷35=

2.1÷2=

1.06×5=

0.45×2=

2.51×104=

7.2×0.9=

7×0.05=

0÷1.69=

0.4×0.5=