Percentages

Showing 1–16 of 17 results

Percentages

Calculating a Percentage Change

Students learn about calculating a percentage change using a decimal multiplier.  Learning progresses from findi...

Calculating a Repeated Percentage Change

Students learn how to calculate a repeated percentage change using decimal multipliers.  As learning progresses ...

Calculating a Simple Interest in Financial Mathematics

Students learn about calculating a simple interest in financial mathematics. Learning progresses from calculatin...

Converting between fractions, decimals and percentages

>Using the place value table and equivalent fractions students learn about converting between fractions, deci...

Expressing One Number as a Percentage of Another

Students learn about expressing one number as a percentage of another number using both calculator and non-calcu...

Finding Percentages without a Calculator

Students learn how to calculate a percentage of an amount  using either 10% or working with equivalent fractions...

Finding the Original Amount – Percentage Changes

Students learn how to calculate the original amount after a simple percentage change.  Learning progresses from ...

Writing Fractions as Percentages

Writing Fractions as Percentages Students learn how to convert between fractions and percentages using the plac...

Reverse Percentages

Using equivalent ratios students learn how to work a percentage change in reverse to calculate the original 100%...

Percentage Increases

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

Percentage Decreases

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

Writing Percentages

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

Converting between fractions decimals and percentages

Converting between fractions, decimals and percentages using equivalent fractions

Compound Percentage Increases

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

Mr Mathematics Blog

Calculating Instantaneous Rates of Change

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 […]

Converting Between Fractions, Decimals and Percentages

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 […]

Comparing Datasets using the Mean and Range

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 […]