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How to calculate a percentage of an amount using a calculator.

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.

Students learn how to calculate the volume scale factor from similar solids to calculate a capacity. As learning...

Students learn how to identify and calculate missing lengths in similar shapes using the length scale factor. As...

Students learn about the relationship between the length, area and volume scale factors of similar shapes. As l...

Students learn how to calculate areas of similar shapes using the area scale factor. As learning progresses stu...

Students learn how to recognise and prove congruency using various angle properties and geometrical facts. As l...

Students learn how to round a number to a significant figure using number lines and place value. As learning pr...

Students learn how to calculate the limits of accuracy of rounded numbers. As learning progresses they are chal...

Students learn how to estimate solutions by rounding numbers to a significant figure. As learning progresses st...

Students learn how to find the limits of accuracy in calculations using the upper and lower bounds of different ...

August 4, 2018

When learning how to simplify surds students need to understand the difference between a rational and irrational number. Rational numbers include integers and terminating and repeating decimals. They can be written as a fraction with both the numerator and denominator as integers. An irrational number is a number which, in its decimal form does not […]July 9, 2018

There are three common methods for sharing an amount to a given ratio. Depending on the age group and ability range I am teaching I would choose one approach over the other two. The three methods are: Using fractions Unitary method Using a table In this blog I will demonstrate each of the three methods […]July 4, 2018

To introduce plotting scatter graphs and understanding correlation I ask students to think about the relationships between different variables and to describe how they might be related. Here's my starter activity which students discuss in pairs then present to me on mini-whiteboards. When the students have had time to discuss the matching pairs we talk […]