Prealgebra (7th Edition)

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

Chapter 4 - Section 4.5 - Adding and Subtracting Unlike Fractions - Exercise Set - Page 273: 57

Answer

$\frac{56}{45}$

Work Step by Step

$\frac{4}{5}+\frac{4}{9} $ The LCD is 45 $\frac{4}{5}\times\frac{9}{9}+\frac{4}{9}\times\frac{5}{5}$ $\frac{36}{40}+\frac{20}{45}$ $\frac{36+20}{45}$ $\frac{56}{45}$
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