共30题用时5分钟

1.5×4=

2.5×4=

1.2÷0.3 =

5.4÷10=

0.13× 4=

3.2÷100=

4.2×1000=

0.18×0.3=

8.5÷ 1.7=

0.45÷0.15=

3.6÷0.1=

8.5×100=

0.49÷7=

0.096÷0.03=

0.04×25=

7.2÷0.9=

1.6×0.2=

3.8×2=

1.25×8=

9.3÷0.3=

4÷0.4=

1÷0.01=

0÷0.25=

0.5×100=

1000×0.756=

0.45÷0.5=

84÷4.2=

0.9×6=

2.1×0.3=

0.2÷0.01=