Real Numbers Review

Front

What is a rational number?

Back

A rational number is any number that can be expressed as a fraction, where both the numerator and the denominator are integers, and the denominator is not zero.

Front

What is an irrational number?

Back

An irrational number is a number that cannot be expressed as a simple fraction. Its decimal representation goes on forever without repeating.

Front

Back

Front

What is the square root of 16?

Back

The square root of 16 is 4.

Front

Back

Front

Classify the number -23.

Back

-23 is a rational number and also an integer.

Front

What type of number can be expressed as a fraction and has a decimal that terminates or repeats?

Back

A rational number.

Front

Back

Front

What is the decimal representation of 1/4?

Back

The decimal representation of 1/4 is 0.25.

Front

What is the classification of the number 0?

Back

0 is classified as a rational number, an integer, and a whole number.