human
Trey has 7 times as many turtles as Kris. Kris has 1/4 as many turtles as Kristen has. How many more turtles does Trey have than Kristen, if Kristen has 12?
assistant
How many turtles does Kris have? ** Kris has 12/4 = <<12/4=3>>3 turtles.
How many turtles does Trey have? ** Trey has 3*7 = <<3*7=21>>21 turtles.
How many more turtles does Trey have than Kristen? ** Trey has 21-12 = <<21-12=9>>9 more turtles than Kristen
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