Real Numbers Review

includes integers, fractions, terminating and repeating decimals.

• Rational Numbers

• Irrational Numbers

.141414141414...

• Rational 

• Irrational 

pi - 3.141592....

• Rational

• Irrational 

√2

• Rational

• Irrational

√7

• Rational 

• Irrational

√25

• Rational

• Irrational

4π

• rational

• irrational

What is a rational number ?

• A rational number  is a number that cannot be written as a fraction.

• A rational number is a number that can be written as a ratio.

• A rational number cannot be a repeating  decimal.

which number is a rational number ?

• 1/4

• π

• √3

Which of these is an example of an irrational number?

• √2

• √1

• √9

• √25