# Year 10 Term 3

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# Year 10 Term 3

Free Resources

## Adding and Subtracting in Standard form

Students learn how to use non-calculator methods to solve addition and subtraction problems involving standard f...
##### Shape
Interactive Lessons

## Circumference of Circles Problems

This lesson consolidates calculating the circumference of a circle and the perimeter of circular shapes.  Studen...
Free Resources

## Circumference of Circles

Students are taken through the process of discovering the relationship between the radius, diameter and circumfe...
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Interactive Lessons

## Area of Circles Problems

The lesson is intended to consolidate applying the area of circle formula to solve complex problems.  To extend ...
##### Shape
Interactive Lessons

## Area of Circles

Students are guided though the derivation of the Area of a Circle formula by approximating a circle from its sec...
##### Number
Interactive Lessons

## Calculations with Surds

By simplifying surds using square factors students learn how to evaluate and simplify expressions, such as, expa...
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Interactive Lessons

## Writing Numbers in Standard Index Form

Using place value students learn how to convert ordinary numbers to standard index form.  As learning progresses...
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Interactive Lessons

## Calculations With Standard Index Form

To calculate with numbers written in standard form students are taught how to apply the rules of indices to a ba...
##### Number
Interactive Lessons

## Rationalising Denominators

The start of the lesson reviews simplifying products and quotients involving surds since this is prerequisite kn...
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Interactive Lessons

## Prime Factor Decomposition

Students learn how to break down a number using its prime factors and write the result using index notation.  As...
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Interactive Lessons

## Indices with Negative Powers

Students learn how to calculate the reciprocal of a number and evaluate indices with negative powers.  As learni...
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Interactive Lessons

## Highest Common Factor and Lowest Common Multiple

Using prime factors and Venn Diagrams students are able to calculate the highest common factor and lowest common...
##### Number
Interactive Lessons

## Indices with Fractional Powers

Students use reciprocals to evaluate indices with fractional and decimal powers.  Using square and cube numbers ...
Free Resources

## 3D Trigonometry

To solve problems involving trigonomety in 3D shapes students are taught to identify 2D right-angled triangles a...
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Interactive Lessons

## Trigonometry - Angles in Right-Angled Triangles

Students learn how to apply Sin, Cos and Tan to find missing angles in right-angled triangles.  As learning prog...
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Interactive Lessons

## Trigonometry Introduction

Students discover the three trigonometric ratios Sin, Cos and Tan through constructions.  As learning progresses...

### Mr Mathematics Blog

#### How to Draw a Venn Diagram to Calculate Probabilities

There are three common ways to organise data that fall into multiple sets: two-way tables, frequency diagrams and Venn diagrams.  Having blogged about frequency diagrams before I thought I would write about how to draw a Venn Diagram to calculate probabilities. Recapping Two-Way Tables This activity works well to review two-way tables from the previous […]

#### Calculations with Percentages

Students learn how to find a percentage of an amount using calculator and non-calculator methods.  As learning progresses they use decimal multipliers to find a percentage change and calculate a simple interest in financial mathematics. This topic follows on from Fractions, Decimals and Percentages and takes place in Year 8 Term 5. Calculations with Percentages […]

#### Proving Geometrical Relationships using Algebra

Back in May 2017 maths teachers around the country eagerly awaited the first exam for the new GCSE Mathematics syllabus.  Proving geometrical relationships using algebra featured at grade 9.  In Paper 1 of Edexcel’s test paper the last question of the higher tier looked like this. Edexcel wrote about student’s performance on this question in […]