prompt: For the school play, 40 rows of chairs were set up where there were 20 chairs in each row. If only 10 seats were not occupied, how many seats were taken?
messages.content: For the school play, 40 rows of chairs were set up where there were 20 chairs in each row. If only 10 seats were not occupied, how many seats were taken?
messages.role: user
messages.content: The school prepared 40 x 20 = <<40*20=800>>800 chairs.
  So, 800 - 10 = <<800-10=790>>790 chairs were taken.
  #### 790
messages.role: assistant