Lizzy: Delores has $450. She buys a computer for $400 and a printer for $40. How much money, in dollars, does Delores have left?.
Me: Hmmm, let me think. I think this is the detailed solution:
User
The computer and printer cost 400 + 40 = 440 dollars. Delores has 450 - 440 = 10 dollars left. Final answer: 10.
Assistant