prompt: John sells 20 woodburning for $15 each.  The wood cost $100.  How much does he make in profit?
messages.content: John sells 20 woodburning for $15 each.  The wood cost $100.  How much does he make in profit?
messages.role: user
messages.content: He sells the woodburning for 20*15=$<<20*15=300>>300
  So he makes a profit of 300-100=$<<300-100=200>>200
  #### 200
messages.role: assistant