Estimating Irrational Numbers

Whole numbers include:

• 0,1, 2, 3 ,4, 5

• 1, 2, 3, 4, 5

• -4, -2, 0, 2

• fractions, decimals, percents

Integers are...

• fractions, decimals, percents

• 0, 1, 2, 3, ,4....

• -2, -1, 1, 2, 3...

• 1, 2, 3, 4, 5..

Between what two integers is the square root of 44?

• 3 and 4
• 4 and 5
• 5 and 6
• 6 and 7

Tags

CCSS.8.NS.A.2

Between what two integers is the square root of 77?

• 5 and 6
• 6 and 7
• 7 and 8
• 8 and 9

Which is the best estimate for: √15

• 5.6
• 2.6
• 3.9
• 3.6

Tags

CCSS.8.NS.A.2

Which is the best estimate for: √28

• 5.6
• 5.9
• 5.3
• 8

Tags

CCSS.8.NS.A.2

Which is the best estimate for: √119

• 10.9
• 10.7
• 11.1
• 19

Tags

CCSS.8.NS.A.2

Which number is NOT a perfect square?

• 196
• 169
• 121
• 132

Tags

CCSS.8.EE.A.2

Point B could represent which of the following numbers?

• √24
• √30
• √35
• √42

Tags

CCSS.8.NS.A.2

Which number has a square root that could be estimated at 8.9?

• 65
• 90
• 80
• 70

Tags

CCSS.8.NS.A.2