Pizza Tyler and dean

Question

Tyler and dean ordered pizza Tyler ate 1/2 and dean ate 1/3 how much pizza was eaten and how much is left

Answer 1

5/6 eaten 1/6 left

1/2+1/3 = 3/6 +2/6 = 5/6

1-5/6 = 6/6-5/6 = 1/6