# What Number has Been Squared?

In this worksheet, students work out simple square roots.

Key stage:  KS 2

Curriculum topic:   Number: Multiplication and Division

Curriculum subtopic:   Recognise Square/Cube Numbers

Difficulty level:

### QUESTION 1 of 10

This worksheet is about square roots.  All answers are positive.

Example

What number squared gives the answer 36 ?

Answer

Knowing your tables helps to answer questions such as this.

Square numbers are shown in yellow.

6 x 6 = 36

The answer is 6

What number squared gives the answer 64 ?

What number squared gives the answer 49 ?

What number squared gives the answer 25 ?

What number squared gives the answer 16 ?

What number squared gives the answer 81 ?

What number squared gives the answer 100 ?

What number squared gives the answer 9 ?

What number squared gives the answer 4 ?

• Question 1

What number squared gives the answer 64 ?

CORRECT ANSWER
8
EDDIE SAYS
8 x 8 = 64
• Question 2

What number squared gives the answer 49 ?

CORRECT ANSWER
7
EDDIE SAYS
7 x 7 = 49
• Question 3

What number squared gives the answer 25 ?

CORRECT ANSWER
5
EDDIE SAYS
5 x 5 = 25
• Question 4

What number squared gives the answer 16 ?

CORRECT ANSWER
4
EDDIE SAYS
4 x 4 = 16
• Question 5

What number squared gives the answer 81 ?

CORRECT ANSWER
9
EDDIE SAYS
9 x 9 = 81
• Question 6

What number squared gives the answer 100 ?

CORRECT ANSWER
10
EDDIE SAYS
10 x 10 = 100
• Question 7

What number squared gives the answer 9 ?

CORRECT ANSWER
3
EDDIE SAYS
3 x 3 = 9
• Question 8

What number squared gives the answer 4 ?

CORRECT ANSWER
2
EDDIE SAYS
2 x 2 = 4
---- OR ----

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