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Use a Calculator to Find Squares and Square Roots

In this worksheet, students use a calculator to find the squares and square roots of the given numbers.

'Use a Calculator to Find Squares and Square Roots' worksheet

Key stage:  KS 3

Curriculum topic:  Number

Curriculum subtopic:  Use Calculators/Technology for Accuracy

Difficulty level:  

Worksheet Overview

QUESTION 1 of 10

This worksheet is about squares and square roots.

Use a calculator and first find the square button (x 2 ) and the square root  button (√)  

Round your answer to 1 decimal place where necessary.

 

Example1

Using the  x 2 button, find 162

Answer   256

 

Example2

Using  the (√) button, find the square root of  596 or  596 or 596

Answer   24.4  (to 1 d.p.)

Use your calculator to find

392

Use your calculator to find

 

576

Use your calculator to find

162

 

Use your calculator to find

 

961

 

Use your calculator to find

992

Use your calculator to find

 

532

Use your calculator to find

432

Use your calculator to find

 

275

Use your calculator to find

452

Use your calculator to find

 

126

  • Question 1

Use your calculator to find

392

CORRECT ANSWER
1521
  • Question 2

Use your calculator to find

 

576

CORRECT ANSWER
24
  • Question 3

Use your calculator to find

162

 

CORRECT ANSWER
256
  • Question 4

Use your calculator to find

 

961

 

CORRECT ANSWER
31
  • Question 5

Use your calculator to find

992

CORRECT ANSWER
9801
  • Question 6

Use your calculator to find

 

532

CORRECT ANSWER
23.1
  • Question 7

Use your calculator to find

432

CORRECT ANSWER
1849
  • Question 8

Use your calculator to find

 

275

CORRECT ANSWER
16.6
  • Question 9

Use your calculator to find

452

CORRECT ANSWER
2025
  • Question 10

Use your calculator to find

 

126

CORRECT ANSWER
11.2
---- OR ----

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