# Chapter 5 - Number Theory and the Real Number System - 5.3 The Rational Numbers - Concept and Vocabulary Check - Page 284: 3

The decimals either $\underline{\text{repeat}}$ or $\underline{\text{terminate}}$.

#### Work Step by Step

Decimals either repeat or terminate if an equivalent fraction can be expressed in the form $a/b$, where both a and b are integers, and b does not equal 0. Thus, we know that repeating or terminating decimals are rational numbers.

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