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Students learn about changing the subject of a formula using the balance method. As learning progresses they us...

Students learn how to find the sum and difference of two algebraic expressions by expanding brackets. Learning ...

Students learn how to factorise an algebraic expression into a pair of brackets using the highest common factor....

Students learn how a circle can be formed into a parallelogram and rectangle so the area is derived as A =πr2. ...

Students learn about finding the circumference of a circle as a multiple of π and as a decimal correct to 3 sign...

Students learn how to expand a pair of brackets with the constant and unknown on the outside. As learning progr...

Students use the circumference and area of a circle to solve a variety of problems with circular shapes. Throug...

Mathematics lesson where students learn about solving equations with the unknown on both sides using the balance...

Students learn about substituting numbers into formulae using the order of operations. As learning progresses s...

Students learn how to calculate the total surface area of cylinders using net drawings. As learning progresses ...

Students learn how to calculate the volume of a cylinder both in terms of pi and as a decimal to three significa...

March 10, 2019

When calculating the volume of a pyramid we can substitute the values of the length, width and perpendicular height into the formula V = 1/3 lwh. In my experience this is often provided for the students with little explanation as to why a volume of a pyramid is exactly one third the volume of a […]March 4, 2019

When teaching solving 3D problems using trigonometry we begin the lesson with a recap of Pythagoras’ Theorem and the three trigonometric ratios. We do this by matching the ratio and equations to the respective right-angled triangle. Students are encouraged to work in pairs and to show the diagrams as part of the working out on […]January 29, 2019

When I teach rounding to a significant figure, I ask the class to discuss in pairs or small groups a definition for the word significant. It is a word that all the students have heard before but not all are able to define. After 2 or 3 minutes of conversation I ask the students to […]