prompt: Tom decides to take 10 dance lessons that cost $10 each, but he gets two of them for free. How much does he pay?
messages.content: Tom decides to take 10 dance lessons that cost $10 each, but he gets two of them for free. How much does he pay?
messages.role: user
messages.content: He paid for 10 - 2 = <<10-2=8>>8 lessons
  That means he pays 8 * $10 = $<<8*10=80>>80
  #### 80
messages.role: assistant