The main routine is: make the [ ] match first, then calculate, then answer in the units asked for.
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Flashcards for WJEC GCSE Maths Calculation Problems, covering the key formulae, methods and definitions you need to recall for Unit 1, Unit 2 and Unit 3. 26 cards, matched to the WJEC GCSE Maths (3320QD) specification. Recall questions account for roughly 50% of marks at GCSE Maths, so these target the marks you can secure before the paper starts.