Classifying Rational Numbers & Vocabulary

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

What are whole numbers?

Back

Whole numbers are non-negative numbers that do not have fractions or decimals. They include 0, 1, 2, 3, and so on.

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero. Examples include -3, 0, and 5.

Front

What are negative numbers?

Back

Negative numbers are numbers that are less than zero, represented with a minus sign (-). Examples include -1, -2.5, and -100.

Front

What is the opposite of a number?

Back

The opposite of a number is the number that is the same distance from zero on the number line but in the opposite direction. For example, the opposite of -7 is 7.

Front

What is a natural number?

Back

Natural numbers are the set of positive counting numbers starting from 1. They do not include zero or negative numbers.

Front

What is a whole number starting from 0?

Back

Whole numbers are the set of non-negative integers including 0, 1, 2, 3, and so on.

Front

What is the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction. For example, the absolute value of -5 is 5.

Front

What is a positive number?

Back

A positive number is any number greater than zero. Examples include 1, 2.5, and 100.

Front

What is a fraction?

Back