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# 2.16: Compare and Order Rational Numbers

Difficulty Level: At Grade Created by: CK-12
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Practice Comparison of Fractions, Decimals, and Percents

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### Vocabulary Language: English

Inequality Symbols

Inequality symbols are symbols used to compare numbers or quantities that are not necessarily equal. The inequality symbols are $<$, $>$, $\le$, $\ge$ and $\ne$.

Integer

The integers consist of all natural numbers, their opposites, and zero. Integers are numbers in the list ..., -3, -2, -1, 0, 1, 2, 3...

Irrational Number

An irrational number is a number that can not be expressed exactly as the quotient of two integers.

rational number

A rational number is a number that can be expressed as the quotient of two integers, with the denominator not equal to zero.

Repeating Decimal

A repeating decimal is a decimal number that ends with a group of digits that repeat indefinitely. 1.666... and 0.9898... are examples of repeating decimals.

Terminating Decimal

A terminating decimal is a decimal number that ends. The decimal number 0.25 is an example of a terminating decimal.

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