Loading please wait

The smart way to improve grades

Comprehensive & curriculum aligned

Try an activity or get started for free

Practise Combined Operations Using a Calculator

In this worksheet, students use a calculator to carry out more complex calculations.

'Practise Combined Operations Using a Calculator' worksheet

Key stage:  KS 3

Curriculum topic:   Number

Curriculum subtopic:   Use Calculators/Technology for Accuracy

Difficulty level:  

Worksheet Overview

This worksheet is about carrying out complex calculations on a calculator.



Use your calculator to work out the following to 1 decimal place:


40 × (84.2 - 31)
-√  102 + 872



Type the following carefully into your calculator:

40 x ( 84.2 - 31 ) ÷ - √ ( 10 ^ 2 + 87 ^ 2 ) =


This gives the answer -24.29977513.

We round this off to 1 decimal place to give the answer -24.3

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

Try an activity or get started for free

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