Loading please wait

The smart way to improve grades

Comprehensive & curriculum aligned

Try an activity or get started for free

Mental Calculations with Square Numbers

In this worksheet, students add together square numbers in their heads.

'Mental Calculations with Square Numbers' worksheet

Key stage:  KS 3

Curriculum topic:   Number

Curriculum subtopic:   Understand Integer Powers/Real Roots

Difficulty level:  

Worksheet Overview

QUESTION 1 of 10

This worksheet is about square numbers.

 

Remember that to square a number, you simply multiply it by itself.

So 52 = 5 x 5 =25

 

You should know the first few square numbers off by heart.

1, 4, 9, 16, 25, 36, 49,, 64, 81, 100, 121, 144

 

Example

Work the following out in your head.

42 + 32  = 
 

 

Answer

16 + 9 = 25

42 + 32  = 
 25

 

 

---- OR ----

Get started for free so you can track and measure your child's progress on this activity.

What is EdPlace?

We're your National Curriculum aligned online education content provider helping each child succeed in English, maths and science from year 1 to GCSE. With an EdPlace account you’ll be able to track and measure progress, helping each child achieve their best. We build confidence and attainment by personalising each child’s learning at a level that suits them.

Get started
laptop

Try an activity or get started for free

  • educational
  • bettfutures
  • cxa
  • pta
  • era2016
  • BDA award
  • Explore LearningTuition Partner
  • tacm