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Percentages are a common way you can use maths in every day life. That's why, at GCSE level, there are a lot of questions that put the skills into the context of a real-life problem. Let's use an example,...

The cells produced by meiosis would be haploid with half the number of chromosomes. The cells would be genetically different.

£180 / 120 = 3 / 2 = £1.50£1.50 x 100 = £150answer = £150

Firstly, you need to decide how you are going to separate your factors. For some questions it is obvious how to separate your paragraphs but for others it is trickier. A classic way that history answers a...