Unit 3 Review Rational Irrational Closure properties

Multiple Choice

includes integers, fractions, terminating and repeating decimals.

• Rational Numbers
• Irrational Numbers

Multiple Choice

.141414141414...

• Rational 
• Irrational 

Multiple Choice

pi - 3.141592....

• Rational
• Irrational 

Multiple Choice

√2

• Rational
• Irrational

Multiple Choice

√25

• Rational
• Irrational

Multiple Choice

Which number is a rational number?

• 1/4

• π

• √3

Multiple Choice

Is the following number rational or irrational?

√7

• Rational

• Irrational

Multiple Choice

Is the following number rational or irrational?

77/3

• Rational

• Irrational

Multiple Select

Identify the rational numbers. (Select all that apply)

• $$\sqrt{4}$$

• $$\pi$$

• $$3.5$$

• $$\sqrt{2}$$

• $$\frac{2}{3}$$

Multiple Select

Identify the irrational numbers. (Select all that apply)

• $$\sqrt{50}$$  

• 2

• $$\pi$$  

• 2.3454128904

Multiple Choice

A fraction is which type of number?

• Rational
• Irrational

Multiple Choice

A repeating decimal is what type of number?

• Rational 
• Irrational

​Definition of Closure Property:
A set is considered closed under an operation if performing that operation on any two elements within the set always produces another element within the same set.

​Closure Properties of Rational Numbers

​Closure Properties of Irrational Numbers

​But what happens when you mix them up: rational and irrational