prompt: Bryan's score on a math exam is 20. Jen scored 10 more than Bryan while Sammy scored 2 fewer than Jen. If the math exam has 35 points in all, how many mistakes did Sammy make?
messages.content: Bryan's score on a math exam is 20. Jen scored 10 more than Bryan while Sammy scored 2 fewer than Jen. If the math exam has 35 points in all, how many mistakes did Sammy make?
messages.role: user
messages.content: Jen scored 20 + 10 = <<20+10=30>>30 on the exam.
  Sammy scored two less, so his score was30 - 2 = <<30-2=28>>28.
  Thus, Sammy made 35 - 28 = <<35-28=7>>7 mistakes.
  #### 7
messages.role: assistant