Mrs. Peterson wants to replace all the floor tiles in her kitchen. The kitchen floor is

12 feet long and 7 feet wide. If Ms. Peterson already has 45 one-foot square tiles,

how many more one-foot square tiles does she need to completely cover the

kitchen floor?

Show your work.

Question

Newt

Mathematics

16 September, 07:24

Mrs. Peterson wants to replace all the floor tiles in her kitchen. The kitchen floor is

12 feet long and 7 feet wide. If Ms. Peterson already has 45 one-foot square tiles,

how many more one-foot square tiles does she need to completely cover the

kitchen floor?

Show your work.

+2

Answers (1)

Know the Answer?

Aubree · Answer 1

39

Step-by-step explanation:

12x7=84 which is the area

So now add 45 up until it gets to 84

46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 70, 80, 81, 82, 83, 84

Count it all up and the answer is 39

Mrs. Peterson wants to replace all the floor tiles in her kitchen. The kitchen floor is12 feet long and 7 feet wide. If Ms. Peterson already has 45 one-foot square tiles,how many more one-foot square tiles does she need to completely cover thekitchen floor?Show your work.

Mrs. Peterson wants to replace all the floor tiles in her kitchen. The kitchen floor is

12 feet long and 7 feet wide. If Ms. Peterson already has 45 one-foot square tiles,

how many more one-foot square tiles does she need to completely cover the

kitchen floor?

Show your work.