Classifying Real Numbers

Which of the following is an irrational number?

• 
• 
• 
• 

Tags

CCSS.8.NS.A.1

CCSS.8.NS.A.2

Classify the number by checking all that apply!

 $\frac{30}{3}$  

• Natural

• Whole

• Integer

• Rational

• Irrational

Tags

CCSS.HSN.RN.B.3

Classify the number by checking all that apply!

 $-\sqrt{9}$  

• Natural

• Whole

• Integer

• Rational

• Irrational

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

Rachel states that -5.5 is an integer because it is negative.

Is she correct?

Why or why not?

• Yes, because all negatives are integers.

• Yes, because all integers have decimals.

• No, because integers do not have decimals.

• No, because integers cannot be negative.

Tags

CCSS.6.NS.C.6

Classify this number:  2

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

Tags

CCSS.6.NS.C.6

Classify this number:  6.7

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

Tags

CCSS.6.NS.C.6

Classify this number:  √10

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

Tags

CCSS.8.EE.A.2

CCSS.8.NS.A.1

-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.

Tags

CCSS.6.NS.C.5

Which number is an irrational number?

• 2.5
• 5.72314.....
• -17
• 1/2

Tags

CCSS.8.NS.A.1

Classify the following number by naming the set or sets to which it belongs:

789

• Whole number and natural number

• Natural number

• Whole number, integer, rational number, and natural number

• Integer, whole number, and natural number.