Rational and Irrational Numbers

What is a rational number ?

• A rational number  is a number that cannot be written as a fraction.

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

• A rational number cannot be a repeating  decimal.

Tags

CCSS.5.NBT.A.2

What type of number is π ?

• Rational

• Irrational

Tags

CCSS.8.NS.A.1

CCSS.8.NS.A.2

Which number is irrational?

• 9.6

• √45

• 3/8

• 3.4 x 10 ⁵

Tags

CCSS.8.EE.A.2

CCSS.8.NS.A.1

√25

• Rational

• Irrational

Tags

CCSS.8.NS.A.1

-17.565

• Rational

• Irrational

Tags

CCSS.8.NS.A.1

.141414141414...

• Rational 

• Irrational 

Tags

CCSS.8.NS.A.1

CCSS.7.NS.A.2D

The decimal of an irrational number doesn't repeat with a pattern.

• true

• false

Tags

CCSS.8.NS.A.1

CCSS.7.NS.A.2D

√3  

• rational

• irrational

Tags

CCSS.8.NS.A.1

A fraction is which type of number?

• Rational

• Irrational

Tags

CCSS.8.NS.A.1

The square root of 57 is ...

• rational 

• irrational 

Tags

CCSS.8.NS.A.1