问题 解答题

计算.

(1)81.92+108.6

(2)53.2-18.17

(3)4.58+76.9-25.35

(4)82.51-29.92+32.6.

答案

(1)81.92+108.6=190.52;

(2)53.2-18.17=35.03;

(3)4.58+76.9-25.35=56.13;

(4)82.51-29.92+32.6=85.19.

单项选择题
单项选择题 A1/A2型题