Question

Directions: Solve. Estimate to check if your solution is reasonable.

1. Frank stays fit by running on the beach. He ran 3 miles on Monday, 4.2 miles on Tuesday and 5.75 miles on Wednesday. How many miles did he run in three days?

2. Frank ran the same distance for the next four days. If he ran 6.25 miles each day, how many miles did he run in those four days?

3. The following week, Frank ran 16.5 miles over the three days. If he ran the same the same number of miles each day, how many miles did he run per day?

Answer 1

1) 3 + 4.2 + 5.75 = 12.95

2) 6.25 × 4 = 25

3) 16.5 ÷ 3 = 5.5

Am I doing something wrong because that was just easy. It took me like 3 seconds. I must be doing it wrong...