# Year 10 Term 3

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# Year 10 Term 3

##### Number
Interactive Lessons

## 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...
##### Shape
Interactive Lessons

## Circumference of Circles

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

## Indices with Negative Powers

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

## 3D Trigonometry

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

## Trigonometry Introduction

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

### Mr Mathematics Blog

#### Getting Ready for a New School Year

When getting ready for a new school year I have a list of priorities to work through. Knowing my team have all the information and resources they need to teach their students gives me confidence we will start the term in the best possible way.  Mathematics Teaching and Learning Folder All teachers receive a folder […]

#### Mathematics OFSTED Inspection – The Deep Dive

Earlier this week, my school took part in a trial OFSTED inspection as part of getting ready for the new inspection framework in September 2019. This involved three Lead Inspectors visiting our school over the course of two days. The first day involved a 'deep dive' by each of the Lead Inspectors into Mathematics, English […]

#### How to Solve Quadratics by Factorising

The method of how to solve quadratics by factorising is now part of the foundational knowledge students aiming for higher exam grades are expected to have.   Here is an example of such a question. Solve x2 + 7x – 18 = 0 In my experience of teaching and marking exam papers students often struggle with […]