Approximating 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.8.NS.A.1

What is an irrational number ?

• An irrational number is a number that cannot be written as a fraction.

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

• An irrational number can be a repeating decimal.

Tags

CCSS.8.NS.A.1

What type of number is π ?

• Rational
• Irrational

Tags

CCSS.8.NS.A.1

Which number is irrational?

• 9.6

• √45

• 3/8

• 3.4444...

Tags

CCSS.8.NS.A.1

Which number is a rational number ?

• 1/4

• π

• √3

• 2.534...

Tags

CCSS.6.NS.A.1

CCSS.6.NS.C.6

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

• true
• false

Tags

CCSS.8.NS.A.1

The square root of 57 is ...

• rational 
• irrational 

Tags

CCSS.8.NS.A.1

The square root of 53 is between which two consecutive numbers?

• 10 and 11
• 5 and 6
• 7 and 8
• 1 and 2

Tags

CCSS.8.NS.A.2

The √20 is between which two integers?

• 2 & 3
• 3 & 4
• 4 & 5
• 5 & 6

Tags

CCSS.8.NS.A.2

Between which two whole number is the square root of 18?

• 4-5

• 5-6

• 6-7

• 7-8

Tags

CCSS.8.NS.A.2