Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 2 - Real Numbers - 2.2 - Addition and Subtraction of Rational Numbers - Concept Quiz 2.2 - Page 56: 5



Work Step by Step

The only way that we can add or subtract fractions is if the fractions have a common denominator. Since $\frac{3}{8}$ and $\frac{1}{5}$ do not have the same denominator, we would need to find equivalent fractions with a common denominator in order to add them.
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