Real Number System Flashcard Review 23-24

Front

Classify the number 3.

Back

Natural, Whole, Integer, Rational

Front

Classify the number √13.

Back

Irrational

Front

Classify the number -78.

Back

Integer, Rational, Real

Front

What type of number could -14 NOT be?

Back

Natural

Front

Classify the number 0.

Back

Whole, Integer, Rational, All of the above

Front

What are Natural Numbers?

Back

The set of positive integers (1, 2, 3, ...).

Front

What are Whole Numbers?

Back

The set of non-negative integers (0, 1, 2, 3, ...).

Front

What are Integers?

Back

The set of whole numbers and their negatives (..., -3, -2, -1, 0, 1, 2, 3, ...).

Front

What are Rational Numbers?

Back

Numbers that can be expressed as a fraction of two integers (e.g., 1/2, 3, -4).

Front

What are Irrational Numbers?

Back

Numbers that cannot be expressed as a fraction of two integers (e.g., √2, π).