Rational numbers

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 the characteristics of whole numbers?

Back

Whole numbers are non-negative numbers that include zero and all positive integers (0, 1, 2, 3, ...).

Front

Are negative numbers considered whole numbers?

Back

No, negative numbers are not considered whole numbers.

Front

What is the difference between integers and whole numbers?

Back

Integers include all whole numbers and their negative counterparts, while whole numbers only include non-negative numbers.

Front

Can a rational number be a whole number?

Back

Yes, whole numbers are a subset of rational numbers because they can be expressed as a fraction with a denominator of 1.

Front

Is zero a rational number?

Back

Yes, zero is a rational number because it can be expressed as 0/1.

Front

What is the set of integers?

Back

The set of integers includes all positive whole numbers, negative whole numbers, and zero (e.g., ..., -3, -2, -1, 0, 1, 2, 3, ...).

Front

What is an example of a rational number that is not an integer?

Back

An example of a rational number that is not an integer is 1/2 or -3/4.

Front

What does it mean for a number to be an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but does not include fractions or decimals.

Front

Can a number be both an integer and a rational number?

Back

Yes, all integers are also rational numbers because they can be expressed as a fraction.