问题
解答题
计算下面各题.
389+162+12113865-1487-513
9300-(92+67×103)105×16-1089÷99.
答案
389+162+1211,
=162+(389+1211),
=1762;
3865-1487-513,
=3865-(1487+513),
=3865-2000,
=1865;
9300-(92+67×103),
=9300-(92+6901),
=9300-6993,
=2307;
105×16-1089÷99,
=1680-11,
=1669.
故答案为:1762,1865,2307,1869.