Classifying Real Numbers

Front

What is a real number?

Back

A real number is any number that can be found on the number line, including both rational and irrational numbers.

Front

What is an integer?

Back

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

Front

What is a whole number?

Back

A whole number is a non-negative integer, which includes zero and all positive integers.

Front

What is a rational number?

Back

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

Front

What is an irrational number?

Back

An irrational number is a number that cannot be expressed as a simple fraction; its decimal representation goes on forever without repeating.

Front

Is -5.5 an integer?

Back

No, because integers do not have decimal parts.

Front

Is 1/2 a terminating decimal or a repeating decimal?

Back

Terminating decimal, because it can be expressed as 0.5.

Front

What is the difference between whole numbers and integers?

Back

Whole numbers include zero and positive numbers, while integers include negative numbers as well.

Front

Classify the number -12.

Back

Real, rational, integer.

Front

What is a terminating decimal?

Back

A terminating decimal is a decimal that has a finite number of digits after the decimal point.