Answer
$\frac{9}{130}$
Work Step by Step
LCD is 130.
$\frac{10}{13}-\frac{7}{10}=\frac{10\times10}{13\times19}-\frac{7\times13}{10\times13}=\frac{100}{130}-\frac{91}{130}=\frac{100-91}{130}=\frac{9}{130}$
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: 34
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