Real number sets #2

Front

What are the numbers -3, -2, -1, 0, 1, 2, 3 called?

Back

Integers

Front

Classify the number -23.

Back

Real, Rational, Integer

Front

Which of the following is an irrational number: -15/7, square root of 88, square root of 25, 0.3333...?

Back

Square root of 88

Front

Classify the number 3.

Back

Natural, Whole, Integer, Rational, Real

Front

Is 0.8 a rational number?

Back

True

Front

What is a natural number?

Back

A natural number is a positive integer (1, 2, 3, ...).

Front

What is a whole number?

Back

Whole numbers are non-negative integers (0, 1, 2, 3, ...).

Front

What is an integer?

Back

Integers are whole numbers that can be positive, negative, or zero (-2, -1, 0, 1, 2, ...).

Front

What is a rational number?

Back

A rational number is any number that can be expressed as a fraction a/b, where a and b are integers and b ≠ 0.

Front

What is an irrational number?

Back

An irrational number cannot be expressed as a simple fraction; its decimal representation is non-repeating and non-terminating.