Real Number System

Front

Are all whole numbers rational numbers?

Back

True

Front

Classify the number -78.

Back

Integer, Rational, Real

Front

How can -7.5 best be classified?

Back

Rational, Real

Front

What are natural numbers?

Back

1, 2, 3, 4, ...

Front

Classify the number √13.

Back

Irrational

Front

What is a rational number?

Back

A 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

A number that cannot be expressed as a simple fraction.

Front

What are whole numbers?

Back

Non-negative integers: 0, 1, 2, 3, ...

Front

What is the difference between integers and whole numbers?

Back

Integers include negative numbers, while whole numbers do not.

Front

Give an example of a rational number.

Back

1/2, 3, -4.75, etc.