In November, Mr. Lee's students read 50 books. In December, they read 40 books.

What is the percent increase or decrease in the number of books they read?

Question

Mathematics

Alina Everett

10 February, 05:20

In November, Mr. Lee's students read 50 books. In December, they read 40 books.

What is the percent increase or decrease in the number of books they read?

+1

Answers (1)

Know the Answer?

Trevor Ortiz · Answer 1

20% decrease

Step-by-step explanation:

Start by dividing 40 by 50.

40/50 = 0.8

0.8 is the decimal form of 80%. So now we know that 40 is 80% of 50. This means that the remaining 20% is the difference between the books read in November and December.

In November, Mr. Lee's students read 50 books. In December, they read 40 books.What is the percent increase or decrease in the number of books they read?

In November, Mr. Lee's students read 50 books. In December, they read 40 books.

What is the percent increase or decrease in the number of books they read?