Estimating Square Roots Whole Number

Which square root would come between 11 and 12 on a number line?

• √ 120

• √ 128

• √ 145

• √ 100

What square root would come between 14 and 15 on a number line, but closer to 15?

• √ 169

• √ 199

• √ 215

• √ 230

Between which two whole numbers is the 
√20 ?

• 5 and 6

• 10 and 2

• 4 and 5

• 3 and 4

Find the best estimate for √18 .
Look at the number line.

• 4.2

• 4.4

• 5.1

• 4

Estimate  √95 .

• 8   14/19

• 9    14/19

• 10    14/19

• 9

Which number has a square root that  is between 5 and 6?

• 48

• 81

• 28

• 36

 Which is the best estimate of the of √3?

• 1 

• 2

• 1 ⅔

• 2 ⅔

Identify the letter that best estimates the following square root on the following number line.

√156

• d

• b

• c

• e

Which point best represents √47?

• A

• D

• E

• F

Level 3: Estimate the square root.

• Between 4 and 5 and closer to 5

• Between 5 and 6 and closer to 6

• Between -4 and -5 and closer to -5

• Between -5 and -6 and closer to -6