Answer
$\frac{1}{20}$
Work Step by Step
$\frac{7}{15},\frac{5}{12}$
LCD=60
$\frac{7}{15}\times\frac{4}{4}-\frac{5}{12}\times\frac{5}{5}$
$\frac{28}{60}-\frac{25}{60}$
$\frac{3}{60}$
Simplify
$\frac{1}{20}$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 4 - Section 4.5 - Adding and Subtracting Unlike Fractions - Exercise Set - Page 273: 31
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