Grandma's house is 15 miles away. Aunt Millie's house is only 6 miles away. How much farther is Grandma's house than Aunt Millie's?

Question

Which number sentence below matches this word problem?

Grandma's house is 15 miles away. Aunt Millie's house is only 6 miles away. How much farther is Grandma's house than Aunt Millie's?

15 - 6 = 9

9 + 15 = 24

15 x 6 = 90

6 + 15 = 21

Answer 1

The word problem is asking how much farther Grandma's house is from Aunt Millie's house. To find this, you would subtract the distance to Aunt Millie's house from the distance to Grandma's house.

The correct number sentence to match the problem is:

15 - 6 = 9

This shows that Grandma's house is 9 miles farther away than Aunt Millie's house.