共30题用时5分钟

2.5×0.5=

99×0.35＝

0.05×0.8＝

0.36×0.9=

0.48+2×6=

1.62×0.4=

0.36×12＝

7.5×2.5×4＝

1.2×0.4＋1.3=

2.8×0.4＝

1.23×3＝

1.2×0.5-0.4 =

1.2×5×8 =

53×2.07=

5.37×0+4.63 =

3.7×0.016=

2.5×0.4=

1.6+2.4×0.3 =

4÷0.5=

7×2.1=

8.89+0.1=

2.03×2=

16.9×0.13=

24×0.25=

9×0.4=

30.2-3.02=

4.3-0.25=

2.4×0.8=

0.1÷0.01=

10×0.01=