question_answer

Asha had 90 days of summer vacation. Each day she did one fun exercise. She swam on 33 of the days and played basketball on 24 of the days. She rode her bike on all the other days of her vacation. Which number sentence shows one way to find the number of days that Asha rode her bike?

A) 90 - 33 + 24        

B) 90 + 24 + 33

C) 90 + 33 - 24  

D) 90 - 24 - 33