Answer
$\frac{4}{3}$
Work Step by Step
$\frac{4}{9}+\frac{1}{9}+\frac{7}{9}=\frac{4+1+7}{9}=\frac{12}{9}=\frac{12\div3}{9\div3}=\frac{4}{3}$
Basic College Mathematics (10th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0134467795
ISBN 13:
978-0-13446-779-5
Chapter 3 - Adding and Subtracting Fractions - 3.1 Adding and Subtracting Like Fractions - 3.1 Execises - Page 201: 16
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