pptx, 71.98 KB
pptx, 71.98 KB
A PowerPoint slide show with step by step animated examples of how to calculate percentage increase and decrease with a calculator. The slides include an algorithm to model the method that pupils can copy. Then questions, with answers that appear on clicks. Then functional, exam type questions (with answers) to further deepen understanding. Suitable for specialist and non-specialist Maths teachers. No password protection, so you can customise it at will!

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