11.脱式计算下面各题.
1.37+$\frac{9}{11}$+1.63+$\frac{1}{11}$ | $\frac{3}{8}$×$\frac{5}{17}$+$\frac{5}{8}$÷$\frac{17}{5}$ | 1025-4050÷54 |
(100-19)÷(1.63+1.07) | 5-$\frac{1}{3}$÷$\frac{3}{4}$×$\frac{9}{10}$ | $\frac{1}{4}$÷[($\frac{3}{5}$-$\frac{1}{4}$)×$\frac{2}{7}$] |
10.直接写出得数.
0 158669 158677 158683 158687 158693 158695 158699 158705 158707 158713 158719 158723 158725 158729 158735 158737 158743 158747 158749 158753 158755 158759 158761 158763 158764 158765 158767 158768 158769 158771 158773 158777 158779 158783 158785 158789 158795 158797 158803 158807 158809 158813 158819 158825 158827 158833 158837 158839 158845 158849 158855 158863 199269
14+86= | 4÷0.8= | 0.75×$\frac{8}{9}$= | $\frac{4}{5}$÷$\frac{2}{3}$= |
2.7-0.3= | $\frac{3}{4}$×24= | $\frac{1}{5}$-$\frac{1}{6}$= | 0.1+2= |