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Maths - Key Stage 4 (15-16 year olds)
Number
Multiples, Factors and Primes
An excellent video tutorial which explains simply how to find Lowest Common Multiples, Highest Common Factors and Prime Numbers. It is aimed pupils revising for Grade C GCSE.
Understanding ReciprocalsAn excellent video tutorial which explains reciprocals. It is aimed pupils revising for Grade C GCSE.
Finding EstimatesAn excellent video tutorial which shows how to find estimates of calculations. It is aimed pupils revising for Grade C GCSE.
Finding Percentage Increase and DecreaseThis tutorial explains step by step how to find percentage increase and decrease. It is aimed at those students hoping for Grade C GCSE.
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