Prealgebra (7th Edition)

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

Chapter 4 - Section 4.6 - Complex Fractions and Review of Order of Operations - Exercise Set: 18

Answer

$\frac{3}{100}$

Work Step by Step

$(\frac{1}{5}-\frac{1}{10})(\frac{1}{5}+\frac{1}{10})$ $=(\frac{2}{10}-\frac{1}{10})(\frac{2}{10}+\frac{1}{10})$ $=(\frac{1}{10})(\frac{3}{10})$ $=\frac{1}{10}\times\frac{3}{10}$ $=\frac{3}{100}$
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