prompt: Arthur has $200 in his wallet. He spends four-fifths of that. How much does he have left?
messages.content: Arthur has $200 in his wallet. He spends four-fifths of that. How much does he have left?
messages.role: user
messages.content: Arthur spent 4/5 * $200 = $<<4/5*200=160>>160.
  Thus he has $200 - $160 = $<<200-160=40>>40 remaining.
  #### 40
messages.role: assistant