Question

In April, Mr. Anderson's students read 20 books. In May,they read 14 books.What is the percent increase or decrease in the number of books they read?A. 30% increaseB. 30% decreaseC. 20% decreaseD. 15% decrease

Answer 1

The percent change in the number of books they read is computed as follows:

percent change = (books read in May - books read in April)/books read in April * 100

percent change = (14 - 20)/20 *100 = -30% or 30% decrease