Answer
$=7\frac{13}{20}$
Work Step by Step
$11\frac{1}{4} - 3\frac{3}{5}$
$=11\frac{5}{20} - 3\frac{12}{20}$
$=10\frac{25}{20} - 3\frac{12}{20}$
$=7\frac{13}{20}$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 4 - Section 4.7 - Operations on Mixed Numbers - Exercise Set - Page 301: 77
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