# Algebra

Showing 81–96 of 141 results

# Algebra

## Plotting Straight Line Graphs

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

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

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

## Gradient of Straight Line Graphs

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

## 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 ...

## Geometrical Proof with Vectors

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

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

## Solving Complex Quadratics by Factorising

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

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

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

## Using the Quadratic Formula to Solve Equations

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

## Quadratic and Linear Simultaneous Equations

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

## Completing the Square

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

## Term to Term Sequences

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

## Tables of Functions

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

## 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.