apt4Maths: PowerPoint Presentation on Ratios and Proportion-DIRECT PROPORTION–RECIPE STYLE PROBLEMS

PowerPoint Presentation on Ratios and Proportion – Direct Proportion – Recipe-style Problems (10 slides): Explains how to solve direct proportion problems in the context of recipes.

This is 1 of 8 PowerPoint Presentations on Ratios and Proportion, written by a highly experienced teacher (of 25+ years), senior examiner and reviser for Maths and Stats examinations. The full set of 8 (101 slides, excluding Title Pages) can be purchased at a discounted price from www.apt-initiatives.com and covers the following ratio and proportion-based topics:

01 Ratios – An Introduction (15 slides): Explains what a ratio is, how it is written and how equivalent or simplified ratios can be found.
02 Using Ratios (16 slides): Explains how ratios can be used to solve problems and how to find unitary ratios.
03 Ratio Division (9 slides): Explains how to express ratios as fractions and how to divide an amount in a given ratio.
04 Direct Proportion – Exchange Rate Problems (12 slides): Explains how to solve direct proportion problems in the context of exchange rates.
05 Direct Proportion – Best Buy Problems (13 slides): Explains how to solve direct proportion problems in the context of best buy situations.
06 Direct Proportion – Recipe-style Problems (10 slides): Explains how to solve direct proportion problems in the context of recipes.
07 Inverse Proportion (10 slides): Explains how to solve inverse proportion problems.
08 Proportionality (16 slides): Links proportionality to graphs and explains how to solve proportionality problems.

The purchase of this resource comes with a licence to make the resource available in digital and / or in print form (including photocopying) to the staff and students attending the purchasing institution, ie the individual school / college on a single site.