Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10: 0134467795
ISBN 13: 978-0-13446-779-5

Chapter 3 - Adding and Subtracting Fractions - 3.2 Least Common Multiples - 3.2 Exercises - Page 212: 31



Work Step by Step

We are trying to write $\frac{7}{8}$ with a denominator of 24. In order to do this, we must first divide 24 by the current denominator. $24\div8=3$ Therefore, we must multiply both the numerator and denominator of the original fraction by 3. $\frac{7\times3}{8\times3}=\frac{21}{24}$
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