晨练作业10

1、竖式计算

144-4.925      15.9+1.987   19.9-3.854

144.8×0.15     25.6÷0.032    75.6÷0.018

0.082×0.16      4.08÷0.34     1.35÷0.045

2四则计算(能简算的要简便计算)

21.5-4.05÷0.5     86.8-9.1÷(2.3-1.6)

0. 25×6.4×12.5   8 .3×(1.2×0.5-0.5)          

0.34× 7.3+7.3× 0.76-0.73   5.1×198