rational vs irrational

An irrational number is ...

• any positive number, including zero, that is not a fraction or a decimal

• a real number that cannot be written as a fraction; they also go on forever and do not repeat

• a number that can be written as a

  fraction; it can be made by dividing two integers

• any number, positive or negative, that is not a fraction or a decimal, including zero

Tags

CCSS.8.NS.A.1

The square root of any number that ISN'T a perfect square is ...

• rational

• irrational

Tags

CCSS.8.NS.A.1

Is the following number rational or irrational?

19

• rational

• irrational

Is the following number rational or irrational?

-14

• rational

• irrational

Is the following number rational or irrational?

 $\pi$  

• rational

• irrational

Tags

CCSS.8.NS.A.1

Is the following number rational or irrational?

 $\frac{3}{11}$  

• rational

• irrational

Tags

CCSS.8.NS.A.1

CCSS.7.NS.A.2D

Is the following number rational or irrational?

 $\sqrt{23}$  

• rational

• irrational

Tags

CCSS.8.NS.A.1

• rational

• irrational

Is the following number rational or irrational?

 $0.\overline{3}$  

• rational

• irrational

Tags

CCSS.8.NS.A.1

CCSS.7.NS.A.2D

Is the number rational or irrational?

• Rational -

• Irrational

Answer explanation

The square root of 49 is 7...that is a whole number!

Tags

CCSS.8.NS.A.1