101.4-10.4=               1.6×0.0125=             10÷0.2÷0.5=

0.65×2=                  9.02÷0.01=             0.4×0.22×0.25=

2.4×0.25=                4.7-0.47=                （3.639-1）÷1.3=

1.25×16×0.5                     

（+）×15×17          3.5×+5.5×80%+0.8

3.68﹣0.82﹣0.18              10-（1.25+0.2）÷0.5

40-(4.6×0.8+16.32)              1.25×5.5×2×8                  5.2÷0.4÷2.5 
99×6.75                               4.8×18.7+18.7×5.2           16.2÷[(3.2+4.8)÷1.6]