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: 33

Answer

$\frac{3}{4}$.

Work Step by Step

$\frac{21}{28} = \frac{3 \cdot 7}{4 \cdot 7} = \frac{3}{4}$.
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