14．直接写得数．
0 157764 157772 157778 157782 157788 157790 157794 157800 157802 157808 157814 157818 157820 157824 157830 157832 157838 157842 157844 157848 157850 157854 157856 157858 157859 157860 157862 157863 157864 157866 157868 157872 157874 157878 157880 157884 157890 157892 157898 157902 157904 157908 157914 157920 157922 157928 157932 157934 157940 157944 157950 157958 199269
| 5.6+3.4= | 23+4.7= | 7.5×4= | 9.6×4×0= | 0.08×0.9= |
| 100÷40= | 6.5÷5= | 0.6-0.23= | 10-0.45= | 1.5×0.8= |
