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MU120_4M1: Numbers, units and arithmetic

Introduction

Unit image

This unit is from our archive it is an adapted extract from Open mathematics (MU120) which is no longer in presentation. If you wish to study formally at The Open University, you may wish to explore the courses we offer in this curriculum area [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)]

This unit 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.

This unit is from our archive and is an adapted extract from Open mathematics (MU120) which is no longer taught by The Open University. If you want to study formally with us, you may wish to explore other courses we offer in this subject area.

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MU120_4M1