Question

explain to make a apple pie you need 2 pounds of apples how many pounds do i need to make 20 apple pies

Answer 1

You do 2x20 which is basically 2x2 (4) add a zero and your answer is 40

Answer 2

You will do 20x2 so if 2x2 is 4 add a zero to the end to represent you answer which should be 40.