Classify Real Numbers

Front

What are real numbers?

Back

Real numbers include all the numbers on the number line, including rational and irrational numbers.

Front

Define rational numbers.

Back

Front

What are irrational numbers?

Back

Irrational numbers cannot be expressed as a simple fraction; their decimal representation is non-repeating and non-terminating.

Front

Classify the number -12.

Back

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

Front

Which of the following is irrational: √8, ¾, 2, -1.325?

Back

√8 is irrational.

Front

Which of the following is rational: .211232112421125..., π, √25, √12?

Back

√25 is rational.

Front

Classify the number √10.

Back

√10 is a real number and an irrational number.

Front

Identify a number that is NOT rational: -√49, -4 4/15, √18, 12.4568.

Back

√18 is NOT a rational number.

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but not a fraction.

Front

Give an example of a rational number.

Back

An example of a rational number is 3/4.