Answer
$\frac{3}{100}$
Work Step by Step
$(\frac{1}{5}-\frac{1}{10})(\frac{1}{5}+\frac{1}{10})$
$=(\frac{2}{10}-\frac{1}{10})(\frac{2}{10}+\frac{1}{10})$
$=(\frac{1}{10})(\frac{3}{10})$
$=\frac{1}{10}\times\frac{3}{10}$
$=\frac{3}{100}$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
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 - Page 284: 18
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