## Welcome to DIY Maths, Unitec's award-winning online maths textbook!

Integers | Fractions |
Decimals |

Percents | DIY Maths |
Measurement |

Statistics | Algebra | Trigonometry |

How DIY Maths can help you

If you're studying a programme that requires competency in maths, the modules in DIY Maths can help you to refresh your skills or study new content. Within a module, you’ll find video lessons, content links, games, downloadable worksheets, practice quizzes, and links to 24/7 maths tutors. Every module also provides search tips, so you can find your own information to supplement your learning.

Award-winning!

We're pleased to tell you that DIY Maths was named a "Best of LibGuides" site in 2013. Of the 400,000 LibGuides in the world, DIY Maths is one of about 50 chosen for Springshare's "Best of" collection!

Browser capability

DIY Maths was developed using the Firefox browser, but it also works on Chrome, Safari and Internet Explorer. If you're having problems with any of the links from DIY Maths, please make sure your browser is current, cookies are enabled, and that you have the current version of Adobe Acrobat, Flash and Java. You might also need the current versions of QuickTime Player and Windows Media Player if you're viewing videos.

## Table of Contents

## Free mathematics resources

- Khan Academy There are hundreds of videos, forums and quizzes on the Khan Academy website ranging from mathematics to economics. If you get a login, you can track your progress!
- Mathisfun Mathsisfun.com is a fantastic resource for basic maths through trigonometry. The site is colourful and engaging and includes lots of interactive exercises and quizzes.
- Mathwarehouse Mathwarehouse.com holds an enormous variety of free online calculators and solvers.
- Mathsphere Mathsphere.co.uk is a great resource of many different types of maths paper that you can download and print.
- WolframAlpha Explore mathematics with virtual manipulatives, problem solvers and visual solutions at Wolfram Alpha. Highly recommended if you like to explore!
- Massachusetts Institute of TechnologyReady for some advanced mathematics? Check out these free online resources put together by top mathematicians and scientists!