Human: Gabby is saving money to buy a new makeup set. The makeup set costs $65 and she already has $35. Gabby’s mom gives her an additional $20. How much money does Gabby need to buy the set? Assistant:
Deduct the amount saved from the total cost of the set. $65 - $35 = $30
Deduct the amount of money Gabby received from her mom. $30 - $20 = $10