Answer
0
Work Step by Step
$\frac{20}{30}-\frac{2}{3}=\frac{20}{30}-\frac{2\times10}{3\times10}=\frac{20-20}{30}=\frac{0}{30}=0$
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
Published by
Pearson
ISBN 10:
0-32184-874-8
ISBN 13:
978-0-32184-874-1
Chapter 1 - Introduction to Algebraic Expressions - 1.3 Fraction Notation - 1.3 Exercise Set - Page 27: 73
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