Simplifying and Estimating Radicals

Estimate the square root (round to the Nearest Hundredth): √7

• 3.5

• 2.7

• 2.8

• 14

Estimate the square root (round to the Nearest Hundredth): √13

• 5.6

• 2.6

• 3.9

• 3.6

Estimate the square root (round to the Nearest Hundredth): √28

• 5.6

• 5.9

• 5.3

• 8

Estimate the square root (round to the Nearest Hundredth): √119

• 10.9

• 10.7

• 11.1

• 19

Estimate the square root (round to the Nearest Hundredth): √155

• 12.5

• 10

• 12.8

• 12.9

Between which two whole numbers is the 
√20 ?

• 5 and 6

• 10 and 2

• 4 and 5

• 3 and 4

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

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

√490

• e

• f

• g

• h

Identify the letter that best estimates the following square root on the following number line. √467

• c

• a

• b

• d