This BBC Bitesize article references Edexcel maths past papers, explores practice questions and worked examples to help students prepare for maths GCSE exams.

But nowadays pupils can get a single exam trending on Twitter, as was the case after thousands of GCSE students sat what appeared to be a particularly tricky Edexcel Maths paper.

How does the GCSE maths exam work? The Edexcel GCSE maths exam is spread over three separate papers - each part is worth 80 marks and has a 33.3 per cent weighting.