Classifying Real Numbers

Classify this number:  6.7

• real
• real      rational
• real      rational        integer
• real   rational   integer   whole

Classify this number:  2

• real
• real      rational
• real      rational        integer
• real   rational   integer   whole

Classify this number:  √10

• real
• real      rational
• real       irrational
• real         rational        integer

Classify this number: √25

• real
• real      rational
• real      rational        integer
• real   rational   integer   whole

Classify this number:  -12

• real
• real      rational
• real       irrational
• real         rational        integer

-4 is not a whole number because:

• It's negative and whole numbers are positive.
• it's irrational.
• it cannot be turned into a fraction.
• it is even.

An irrational number:

• goes on forever and does not repeat.
• can't be turned into a fraction.
• includes pi and √2
• All of the above.

Tags

CCSS.8.NS.A.1

A rational number:

• can be turned into a fraction.
• is only positive.
• can't have a decimal.
• is not a real number.

A non-terminating, non-repeating decimal is which type of number?

• Rational 
• Irrational

Tags

CCSS.8.NS.A.1

Which number is an irrational number?

• 2.5
• 5.72314.....
• -17
• 1/2

Tags

CCSS.8.NS.A.1