A child is selling bars for a school fundraiser. He starts with 65. If he has 13 left, how many did he sell?

A child is selling bars for a school fundraiser. He starts with 65. If he has 13 left, how many did he sell?

Detailed Explanation

To calculate how many bars the child sold, subtract the number he has left (13) from the number he had originally (65): 65 – 13 = 52