共30题用时5分钟

2.5÷0.005=

0.36÷0.0006=

46÷0.0023=

6.3÷21=

7.5÷2=

8.4÷0.0084=

9.8÷0.7=

8.6÷0.0043=

1.28÷3.2=

4.6÷0.023=

39÷0.0003=

0.009÷0.005=

0.29÷2.9=

0.1-0.047=

13.5×0.98=

9.5×99=

63+124+76=

18.63÷0.03=

0.00125÷50=

5.05÷0.5=

133÷.0007=

123000÷1.23=

7.09×10.8=

0.8×7.09=

492÷0.004=

0.57÷19=

4.329÷6=

760÷0.008=

3.4×0.2=

5.6÷700=