Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 1 - Foundations for Algebra - Chapter Review - 1-3 Real Numbers and the Number Line - Page 70: 44



Work Step by Step

A rational number is any number that can be expressed as a repeating or terminating decimal. Since $1\frac{2}{3}=1.\bar{6}$, which is a repeating decimal, $1\frac{2}{3}$ is a rational number.
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