Prealgebra (7th Edition)

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

Chapter 8 - Cumulative Review: 10



Work Step by Step

Add fractions by converting to equivalent fractions using the least common multiple as the denominator. $3\frac{2}{5}+4\frac{3}{4}=3\frac{2\times4}{5\times4}+4\frac{3\times5}{4\times5}=3\frac{8}{20}+4\frac{15}{20}=7\frac{23}{20}=7+1+\frac{3}{20}=8\frac{3}{20}$
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