Final answer:
To find the fraction of the pizza each friend gets, divide the remaining pizza by the number of friends. If Elaine had 1/8 of the pizza left and 5 friends to share it with, each friend would get 1/40 of the pizza.
Step-by-step explanation:
To find the fraction of the pizza each friend gets, divide the remaining pizza by the number of friends. If Elaine had 1/8 of the pizza left, and she had 5 friends to share it with, each friend would get 1/8 ÷ 5 = 1/40 of the pizza.
Learn more about Sharing fractions of a pizza