Answer
$\frac{1}{10}$
Work Step by Step
$\frac{1}{4} = \frac{5}{20}$
$\frac{7}{20} - \frac{5}{20} = \frac{2}{20}= \frac{1}{10}$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
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 275: 90
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