prompt: Tim buys a cabinet for $1200 and gets a 15% discount.  How much did he pay?
messages.content: Tim buys a cabinet for $1200 and gets a 15% discount.  How much did he pay?
messages.role: user
messages.content: He got a discount of 1200*.15=$180
  So he paid 1200-180=$<<1200-180=1020>>1020
  #### 1020
messages.role: assistant