Approximating Imperfect Square Roots

Estimate the square root.

• 7

• 8

• 9

• 10

Estimate the square root.

• 4

• 5

• 6

• 7

Estimate √119 to the nearest integer

• 11

• 12

• 13

• 10

The square root of 99 falls between which two consecutive integers?

• 7 and 8

• 8 and 9

• 10 and 11

• 9 and 10

Which number is the closest approximation to the value of √50?

• 5

• 10

• 25

• 7

√31

• Rational

• Irrational

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

• 48

• 81

• 28

• 36

Between which two whole numbers is the square root of 277?

• 15 and 16

• 16 and 17

• 18 and 19

• 14 and 15

Point B could represent which of the following numbers?

• √24

• √30

• √35

• √42

Which point most closely corresponds to the √8 on the number line below? (Click the question to see the picture)

• P

• Q

• R

• S