问题 解答题
一步一步地计算.
13×4+58
400-26×369-84÷4
(28+92)÷3180÷9+805×(48-32)
答案

(1)13×4+58,

=52+58,

=110;

(2)400-26×3,

=400-78,

=322;

(3)69-84÷4,

=69-21,

=48;

(4)(28+92)÷3,

=120÷3,

=40;

(5)180÷9+80,

=20+80,

=100;

(6)5×(48-32),

=5×16,

=80.

单项选择题
单项选择题