Answer
$\frac{9}{10}$
Work Step by Step
-$\frac{9}{100}$ + $\frac{99}{100}$
= $\frac{-9+99}{100}$
=$\frac{90}{100}$
=$\frac{9\times10}{10\times10}$
=$\frac{9}{10}$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 4 - Section 4.4 - Adding and Subtracting Like Fractions, Least Common Denominator, and Equivalent Fractions - Exercise Set - Page 261: 25
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