问题 解答题
计算下面各题.
800-600÷20
54×(71-33)
480÷32-15 (704+258)÷37
720÷16÷5.
答案

(1)800-600÷20

=800-30

=770;

(2)54×(71-33)

=54×38

=2052;

(3)480÷32-15

=15-15

=0;

(4)(704+258)÷37

=962÷37

=26;

(5)720÷16÷5

=720÷(16×5)

=720÷80

=9.

单项选择题
单项选择题