 # Identify and Memorise Square Numbers

In this worksheet, students identify and memorise square numbers. Key stage:  KS 2

Curriculum topic:   Number: Multiplication and Division

Curriculum subtopic:   Recognise Square/Cube Numbers

Difficulty level:   ### QUESTION 1 of 10

Square numbers are formed by building square patterns as follows: Draw these shapes or use the times tables to continue the sequence.

Learn at least the first ten square numbers....

1,  4,  9,  16,  25,  36,  49,  64,  81,  100.....

Is the following number a square number?

45

Yes

No

Is the following number a square number?

49

Yes

No

Is the following number a square number?

15

Yes

No

Is the following number a square number?

16

Yes

No

Is the following number a square number?

25

Yes

No

Is the following number a square number?

75

Yes

No

Is the following number a square number?

95

Yes

No

Is the following number a square number?

121

Yes

No

Is the following number a square number?

150

Yes

No

Is the following number a square number?

144

Yes

No

• Question 1

Is the following number a square number?

45

No
EDDIE SAYS
Look at the first ten numbers in the squared sequence: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100.....
• Question 2

Is the following number a square number?

49

Yes
EDDIE SAYS
Look at the first ten numbers in the squared sequence: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100.....
• Question 3

Is the following number a square number?

15

No
EDDIE SAYS
Look at the first ten numbers in the squared sequence: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100.....
• Question 4

Is the following number a square number?

16

Yes
EDDIE SAYS
Look at the first ten numbers in the squared sequence: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100.....
• Question 5

Is the following number a square number?

25

Yes
EDDIE SAYS
Look at the first ten numbers in the squared sequence: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100.....
• Question 6

Is the following number a square number?

75

No
EDDIE SAYS
Look at the first ten numbers in the squared sequence: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100.....
• Question 7

Is the following number a square number?

95

No
EDDIE SAYS
Look at the first ten numbers in the squared sequence: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100.....
• Question 8

Is the following number a square number?

121

Yes
EDDIE SAYS
Look at the first ten numbers in the squared sequence: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100 If 10 x 10 is 100, the next squared number would be 11 x 11 is 121.
• Question 9

Is the following number a square number?

150

No
EDDIE SAYS
Look at the first ten numbers in the squared sequence and continue the pattern to check: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100.....
• Question 10

Is the following number a square number?

144

Yes
EDDIE SAYS
Look at the first ten numbers in the squared sequence and continue the pattern to check: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100..... 11 x 11 = 121 12 x 12 = 144
---- OR ----

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