Rational vs Irrational Numbers

What kind of number is -3?

• rational
• irrational
• whole
• natural

What kind of number is   π   ?

• rational
• irrational
• whole
• integer

Is -5/8 a rational number?

• yes
• no

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

A REPEATING decimal is what type of number?

• Rational 
• Irrational

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Irrational numbers...

• reduce to π

• never end and never repeat

• can sometimes be perfect squares

• must be negative

Tags

CCSS.8.NS.A.1

A repeating decimal is what type of number?

• Rational 
• Irrational

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

 $\frac{18}{3}$  

• Rational

• Irrational

Which of the following numbers is irrational?

• √8
• ¾
• 2
• -1.325

Tags

CCSS.8.NS.A.1

Which of the following numbers is not rational?

• $-3$

• $2.7$

• $\sqrt{4}$

• $\sqrt{5}$

Which of the following numbers is rational?

• $\sqrt{7}$

• $\frac{2}{3}$

• 3.1456289...

• $\pi$