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 272: 5



Work Step by Step

The LCD is 33. $-\frac{2}{11}+\frac{2}{33}=-\frac{2\times3}{11\times3}+\frac{2}{33}=-\frac{6}{33}+\frac{2}{33}=\frac{-6+2}{33}=\frac{-4}{33}$
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