Prealgebra (7th Edition)

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

Chapter 7 - Section 7.3 - Solving Percent Problems with Proportions - Exercise Set: 52

Answer

$7\frac{1}{2}$

Work Step by Step

Convert to like fractions. $2\frac{2}{3}=2\frac{2\times2}{3\times2}=2\frac{4}{6}$ $4\frac{1}{2}=4\frac{1\times3}{2\times3}=4\frac{3}{6}$ To add or subtract fractions with the same denominator, add or subtract the numerators and keep the denominator. Add the whole numbers. Simplify. $2\frac{4}{6}+4\frac{3}{6}=6\frac{9}{6}=7\frac{3}{6}=7\frac{1}{2}$
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