Classifying Real Numbers

Front

What is a whole number?

Back

A whole number is a non-negative integer, which includes 0 and all positive integers (0, 1, 2, 3, ...).

Front

Is 74.8 a natural number?

Back

No, natural numbers are positive integers (1, 2, 3, ...), and 74.8 is not an integer.

Front

Classify the number -12.

Back

-12 is a real number, a rational number, and an integer.

Front

Is -23 a rational number?

Back

Yes, -23 is a rational number because it can be expressed as a fraction (-23/1).

Front

Which of the following is a whole number: -2, -10, 10, -1?

Back

10 is a whole number.

Front

What are natural numbers?

Back

Natural numbers are the set of positive integers starting from 1 (1, 2, 3, ...).

Front

What is a rational number?

Back

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero (e.g., -3, 0, 4).

Front

Is 0 a whole number?

Back

Yes, 0 is considered a whole number.

Front

What is an irrational number?

Back