RESOURCE: Increasing/Decreasing by a Percentage Using a Ratio Table

This task uses faded examples to support students in calculating an increase or decrease of an amount by a percentage, using a ratio table. The task builds onto a great task by Colin Foster, found on his Mathematical Etudes website via https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20What’s%20The%20Deal.pdf

Download the task here: