Classifying Numbers Warm Up

What is the best classification for this number?  
π

• integer
• rational
• irrational
• imaginary

What is the best classification for this number?  .78787878...

• integer
• rational
• irrational
• whole

Classify the number -2.5

• Real, rational

• Real, rational, integer

• Real, irrational

How would 0.333... be classified?

• Real and irrational

• Real only

• Imaginary only

• Real and rational

Which statement is NOT true?

• Every rational number is a real number.

• Every counting number is a whole number.

• Every integer is a rational number.

• Every decimal number is an irrational number.

Classify 0

• Whole
• Integer
• Rational
• All of the above

A never ending decimal that doesn't repeat is which type of number?

• Rational 
• Irrational
• Integer
• Whole

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

• multiplication problem

• any number that can be expressed as a fraction

• algebraic expression

• a type of food

What is the best classification for this number?

Where should it be placed in the diagram?

-4

• none

• whole numbers

• integers

• rational numbers

Classify the number

CHOOSE ALL THAT APPLY

-20

• positive number

• whole number

• integer

• rational number