apt4Maths: Set of 7 PowerPoint Presentations (Relating to Number AND Ratio, Proportion and Rates of Change) on Percentages for GCSE (and Key Stage 3) Mathematics
From £10.50 ex VAT
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This set of 7 PowerPoint Presentations, written by a highly experienced teacher (of 25+ years), senior examiner and reviser for Maths and Stats examinations, are designed for use by:
- any teacher – not necessarily a maths specialist – as part of their own delivery of lessons.
- students working independently.
They can be used by:
- cover teachers.
- students who are unable to attend their lesson in person.
Each PowerPoint Presentation includes:
- Lesson objectives
- Step-by-step explanations of the subject matter
- Examples to aid understanding
- Questions to check understanding
- Answers to questions, with explanations
- Suggestions regarding which topic(s) should be moved on to next.
These PowerPoint Presentations relate to the ‘Number’ and ‘Ratio, Proportion & Rates of Change’ sections of the Maths specifications. Other sets relating to Number concern:
- Place Value and Approximations
- Calculations
- Fractions.
Product Information
This set of 7 PowerPoint Presentations (93 slides, excluding Title Pages) covers the following percentage-based topics:
- 01 Percentages – An Introduction (9 slides): Reviews the meaning of percent(age) and explains how to work out what percentage of a diagram is shaded.
- 02 FDP Conversions (16 slides): Reviews expressing as a fraction, finding equivalent fractions, cancelling fractions down and that the line in a fraction tells you to divide, before explaining how to convert between fractions, decimals, and percentages.
- 03 Express as a Percentage (17 slides): Reviews how to convert between fractions, decimals, and percentages, before explaining how to express one value as a percentage of another, using equivalent fractions or a calculator.
- 04 Percentages of Amounts (13 slides): Explains how to calculate percentages of amounts with and without using a calculator.
- 05 Percentage Changes (11 slides): Reviews terminology inked to percentages (per annum, simple and compound interest, appreciation, and depreciation) before explaining how to calculate the end value following a percentage increase or decrease using the ‘add on / take off’ method, as well as the ‘multiplier’ method.
- 06 Compound Percentages (12 slides): Reviews the difference between simple and compound interest and explains how to calculate the end value after a number of percentage increases or decreases have taken place.
- 07 Reverse Percentages (15 slides): Reviews the multiplier method for finding the end value after a percentage change, before explaining how to calculate the original value given the end value and the percentage increase or decrease that was applied.
Download Sample Material
apt4Maths PowerPoint on Percentages - Introduction
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