Tool room

A 9' x 15' tool room was enlarged to 11' x 20'. How many square feet of floor space was added?

Correct answer:

A =  85 ft2

Step-by-step explanation:

S1=9 15=135 ft2 S2=11 20=220 ft2  A=S2S1=220135=85 ft2

Did you find an error or inaccuracy? Feel free to write us. Thank you!

You need to know the following knowledge to solve this word math problem:

We encourage you to watch this tutorial video on this math problem: video1

Related math problems and questions: