prompt: Mirasol had $50 in her account. She spent $10 on coffee beans and $30 on a tumbler. How much is left in her account?
messages.content: Mirasol had $50 in her account. She spent $10 on coffee beans and $30 on a tumbler. How much is left in her account?
messages.role: user
messages.content: Mirasol spent a total of $30 + $10 = $<<30+10=40>>40.
  Thus, Mirasol has $50 - $40 = $<<50-40=10>>10 left in her account.
  #### 10
messages.role: assistant