Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 1 - Section 1.6 - Dividing Whole Numbers - Vocabulary, Readiness & Video Check - Page 62: 11

Answer

Multiplication and addition.

Work Step by Step

When finding the average of a set of numbers, you need to add all of the numbers together and then divide by how many numbers there are altogether. Hence, multiplication and addition are needed to find an average.
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