Mathematics rules our lives –whether we realise it, like it or not. Anything that relates to numbers, formula, electronics, will have depended on mathematics for their origination and development. Every time you add up a bill, do your tax return, work out your change – you are employing mathematical techniques to arrive at your answer. Obviously more complicated techniques and calculations are involved where computers, TVs or other complex machines are concerned – but all of these are integral to our daily lives and how we interact with the world around us. This compilation of tricks, secrets and techniques can help you understand how mathematics works and help you become more confident, proficient – and comfortable – in the realm of mathematics.