Estimating Square Roots on a Number Line

Level 1: Between what two integers is the square root of 77?

• 5 and 6

• 6 and 7

• 7 and 8

• 8 and 9

Level 1: Between what two integers is the square root of 44?

• 3 and 4

• 4 and 5

• 5 and 6

• 6 and 7

Level 2: Which number has a square root that is between 5 and 6?

• 48

• 81

• 28

• 36

Level 2: Which number has a square root that is between 3 and 4?

• 14

• 8

• 17

• 0

Level 2: Which number has a square root that is between 10 and 11?

• 10.5

• 144

• 99

• 101

Level 2

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

√156

• d

• b

• c

• e

Level 2

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

√490

• e

• f

• g

• h

Level 2

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

√467

• c

• a

• b

• d

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

Level 3: Estimate the square root.

• Between 3 and 4 and closer to 3

• Between 2 and 3 and closer to 3

• Between 3 and 4 and closer to 4

• Between 2 and 3 and closer to 2