Question

Karen bought a 40-pound bag of dog food at the beginning of the week. Her dogs ate f pounds of dog food during the week. Which expression can be used to find the amount of dog food that is left? 40 + f 40 - f F - 40 40/f

Answer 1

40 - f

Explanation:

Total pounds of food bought= 40 pounds

Total pounds of food eaten by the dog = f pounds

Total pounds of dog food left = Total pounds of food bought - Total pounds of food eaten by the dog

= 40 - f

Expression that can be used to find the amount of dog food that is left = 40 - f