Square Roots Worksheet

Q.1: By repeated subtraction method, find whether the following numbers are perfect square of not. If they are, then find their square root:

a) 100

b) 78

c) 81

d) 64

e) 24

Q.2: Find the smallest whole number, by which following numbers should be multiplied in order to get a perfect square number. Also find the square root of the square number:

a) 50

b) 2,700

c) 2,880

d) 891

e) 19,208

Q.3: Find the smallest whole number, by which following numbers should be divided in order to get a perfect square number. Also find the square root of the square number:

a) 1,728

b) 847

c) 720

d) 512

e) 1,859

Q.4: Find the square roots of the following numbers by Prime Factorisation Method & Division Method:

a) 17,424

b) 729

c) 5,625

d) 1,225

e) 9,216

Q.5: Find the square root of following decimal numbers:

a) 6.76

b) 182.25

c) 20.25

d) 15.21

e) 19.36