Question

Jessica's dog weighed 91.5 pounds at the beginning of summer but lost 5.2

pounds by the end of summer. Which number sentence could be used to
determine the dog's weight at the end of the summer?

Answer 1

91.5 - 5.2 = 86.3

Explanation:

The initial weight was 91.5 pounds.

The dog lost 5.2 pounds which means subtraction.

91.5 pounds subtracted by 5.2 pounds that the dog lost equals 86.3 pounds.