Squares Worksheet

Q.1: What will be the “one’s digit” in the square of the following numbers ?

a) 45

b) 256

c) 33,450

d) 4,801

e) 7,899

Q.2: The square of which of the following numbers will be an even or odd number:

a) 125

b) 227

c) 4,000

d) 29

e) 9,282

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Q.3: Express the square of the following as a sum of two consecutive integers:

a) 9

b) 13

c) 19

d) 15

e) 23

Q.4: How many numbers lie between the squares of the following numbers ?

a) 2 and 3

b) 10 and 11

c) 23 and 24

d) 12 and 13

e) 18 and 19

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Q.5: Find the square of the following numbers without actual multiplication:

a) 38

b) 44

c) 73

d) 65

e) 91

Q.6: Write a Pythagorean triplet in which one member is:

a) 10

b) 8

c) 16

d) 20

e) 14

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Answers:

Q.1: a) 5 b) 6 c) 0 d) 1 e) 1

Q.2: a) odd b) odd c) even d) odd e) even

Q.3: a) 40,41 b) 84,85 c) 180,181 d) 112,113 e) 264,265

Q.4: a) 5 b) 21 c) 47 d) 25 e) 37

Q.5: a) 1444 b) 1936 c) 5329 d) 4225 e) 8281

Q.6: a) 10,24,26 b) 8,15,17 c) 16,63,65 d) 20,99,101 e) 14,48,50

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