Question

Kimberly ran her first race in 3.15 hours. She ran her second race in 2.90 hours. Rounding each time to

the nearest hour, about how many hours did it take Kimberly to run both races?

Answer 1

Answer: 6hrs
Explanation: I showed my work in the photo below and i hope that helps.

Answer 2

It took her approximately 6.1 hours to run both races.

Explanation:

3.15 plus 2.9 equals 6.05, rounded to the tenths place is 6.1.