7.计算下面各题.
0 156806 156814 156820 156824 156830 156832 156836 156842 156844 156850 156856 156860 156862 156866 156872 156874 156880 156884 156886 156890 156892 156896 156898 156900 156901 156902 156904 156905 156906 156908 156910 156914 156916 156920 156922 156926 156932 156934 156940 156944 156946 156950 156956 156962 156964 156970 156974 156976 156982 156986 156992 157000 199269
14×8+50 | 78÷3+73 | 146-9×4 |
6×(325-295) | (28+62)×3 | 48-18÷6 |