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Numbers, units and arithmetic

Introduction

Unit image

This free course, Numbers, units and arithmetic, will help you to revise whole numbers, decimals and fractions, both positive and negative. You should know when and how to add, subtract, multiply and divide. Although you may have a calculator, you still need to do simple calculations in your head or on paper. Such calculations could be to estimate the size of an answer, as a check for your calculator work.

Enrol to get a record of achievement

By enrolling on this course and setting up a free Open University account you can track your progress in My OpenLearn. When you’ve finished you can print off the free activity record to demonstrate your learning. 

This OpenLearn course provides a sample of Level 1 study in Mathematics & Statistics [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)] .

The Open University is conducting a survey investigating how people use the free educational content on our OpenLearn website. The aim is to provide a better free learning experience for everyone. So if you’re a regular user of OpenLearn and have 10 minutes to spare, we’d be delighted if you could take part and tell us what you think. Please note this will take you out of OpenLearn, we suggest you open this in a new tab by right clicking on the link and choosing open in a new tab.

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