共30题用时5分钟

1.34×2=

（1.5－0.5）×0.8=

1.25×32×2.5=

25.25×6.4×4÷0.64=

6.3÷21=

1÷4÷8÷0.25=

2.7÷3=

（1.5－0.5）×0.8=

1÷4÷8÷0.25=

1.25×32×2.5=

8.4÷0.01=

25.25×6.4×4÷0.64=

0.75×4=

22×0.02=

46.25×8=

12.8÷0.4=

0.27÷3=

8.1÷0.3=

8.5÷0.5=

1.25÷2.5=

60.9÷0.45=

9.4÷0.2=

0.88÷0.4=

1.34×2=

0.05×0.6=

4.9÷0.01=

0.8×1.25=

12.8÷0.4=

46.25×8=

0.03×0.4=