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Showing 33–38 of 38 results

Students learn how to increase an amount by a given percentage using multipliers. Throughout the lesson proble...

Using efficient calculator methods students are taught how to calculate a percentage decrease. Throughout the l...

Students learn how to write one number as a percentage of another using written and calculator methods.

Converting between fractions, decimals and percentages using equivalent fractions

Students learn how to calculate a compound percentage increase using a multiplier.

Students learn how to calculate a compound percentage decrease using a multiplier.

January 13, 2019

When calculating instantaneous rates of change students need to visualise the properties of the gradient for a straight line graph. I use the starter activity to see if they can match four graphs with their corresponding equations. The only clue is the direction and steepness of the red lines in relation to the blue line […]January 4, 2019

Fractions, decimals and percentages are ways of showing a proportion of something. Any fraction can be written as a decimal, and any decimal can be written as a percentage. In this blog I discuss how to use the place value table and equivalent fractions to illustrate how fractions, decimals and percentages are connected. You can […]October 26, 2018

In my experience, students, in general, find the concept of a mean straightforward to calculate and understand. However, the mean alone does not provide a complete picture of a set of data. To achieve this, a measure of spread is also required. The range is the simplest measure that can be used for this. Not […]