Question

There are five people sitting around the dinner table each person has 2/10 of a pie on thier plate. How much pie is left?explain

Answer 1

1 person has 2/10 and there are 5 people, so you add 2/10 per person. 
1-2/10
2- 4/10
3- 6-10
4- 8-10
5-10/10

The answer is 0, there are no pieces left.

Answer 2

there is no pie left because 5 times 2/10 is 10/10 which is also a whole