# Algebra

Showing 81–96 of 141 results

# Algebra

##### Algebra
Interactive Lessons

## Plotting Straight Line Graphs

The lesson begins with reviewing substituting known values into various linear formulae.  In the development pha...
##### Algebra
Interactive Lessons

## Gradient of Perpendicular Lines

The start of the lesson is used to recap calculating the equation of straight line graphs.  The development phas...
##### Algebra
Interactive Lessons

## Gradient of Parallel Lines

The start of the lesson is used to recap calculating the gradient of linear functions.  The development phase te...
##### Algebra
Interactive Lessons

## Gradient of Straight Line Graphs

The start of the lesson reviews calculating the mid-point for line segments with different gradients.  The devel...
##### Algebra
Interactive Lessons

## Plotting Straight Lines from Two Points

Students begin to plot equations in the form ax + by = c by substituting in x= 0 along the yaxis and y= 0 along ...
Free Resources

## Geometrical Proof with Vectors

Students learn how to use vector notation to prove geometrical facts about 2D shapes.  Throughout the lesson stu...
##### Shape
Interactive Lessons

## Vector Addition and Subtraction

Students learn how to perform vector addition and subtraction using column notation.  As learning progresses stu...
##### Algebra
Interactive Lessons

## Solving Complex Quadratics by Factorising

In this mathematics lesson students learn how to solve quadratics in the form ax2 + bx + c = 0 through factorisa...
##### Algebra
Interactive Lessons

## Solving Quadratics by Factorising

Students learn to solve quadratic equations by factorising quadratic equations when the coefficient of x2 is one...
##### Algebra
Interactive Lessons

## Sketching Quadratic Graphs

In this mathematics lesson students learn how to sketch quadratics by identifying the y intercept, roots and tur...
##### Algebra
Interactive Lessons

## Using the Quadratic Formula to Solve Equations

In the development phase the teacher is provided with several examples to demonstrate solving equations using th...
##### Algebra
Interactive Lessons

## Quadratic and Linear Simultaneous Equations

To solve a quadratic and linear equation simultaneously students first review the elimination method for two lin...
Free Resources

## Completing the Square

The method of Completing the Square is introduced through recognising a need to solve a quadratic when it can no...
##### Algebra
Interactive Lessons

## Term to Term Sequences

Students learn how to describe and continue linear and non-linear sequences using a term to term rule.  As learn...
##### Algebra
Interactive Lessons

## Tables of Functions

Students are introduced to linear functions in the form y = mx + c by breaking them down using function machines...
##### Algebra
Interactive Lessons

## Recurrence Formulae

In this mathematics lesson students learn how to generate terms of a sequence using a recurrence formula.  As le...

### Mr Mathematics Blog

#### Deep Dive Mathematics Inspection

My experience as a Head of Mathematics going through the deep dive OFSTED inspection.

#### Calculating a Reverse Percentage

How to use ratios and proportional reasoning as a model for finding the original amount after a percentage change.

#### Area of Compound Shapes

To find the area of compound shapes students need to understand what the word compound means.