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