# Key Stage 3

Showing 113–128 of 151 results

# Key Stage 3

##### Number
Interactive Lessons

## Rounding Numbers to a Significant Figure

Students are introduced to rounding numbers to a significant figure.  Learning progresses from rounding whole nu...
##### Number
Interactive Lessons

## Scale Drawings

Students learn how to draw diagrams to a scale using ratio notation.  As learning progresses they learn how to c...
##### Shape
Interactive Lessons

## Scale Drawings of Bearings

Using their knowledge of triangles students learn how to construct scale drawings of bearings.  As learning prog...
##### Handling Data
Interactive Lessons

## Scatter Graphs and Correlation

Students learn how to describe relationships between two variables and illustrate them using scatter graphs. Sca...
##### Algebra
Interactive Lessons

## Setting up and Solving Equations

Students learn how to set up an equation using written descriptions and known geometrical facts.  Once the equat...
Free Resources

## Sharing in a Given Ratio

Students learn how to divide a quantity into two or more parts when given a ratio.  As learning progresses stude...
##### Algebra
Interactive Lessons

## Simplifying Expressions by Collecting Like Terms

Students learn about simplifying expressions by collecting like terms.  As learning progresses they consider a m...
##### Number
Interactive Lessons

## Simplifying numbers written in index form

Students learn how to use the multiplication and division rules to simplify numbers written in index form.  As l...
##### Algebra
Interactive Lessons

## Solving an Equation with Function Machines

Students learn about solving an equation with function machines.  More able students can use the balance method ...
##### Algebra
Interactive Lessons

## Solving Equations with Brackets

Students learn how to solve linear equations involving brackets and fractions using the balance method.The s...
##### Algebra
Interactive Lessons

## Solving Equations with the Unknown on Both Sides

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

## Solving One Step Equations

Students learn how to solve a simple equation using the balance.  To do this they are taught how opposite functi...
##### Algebra
Interactive Lessons

## Solving Two Step Equations

Using the balance method students are taught how to solve two-step equations involving multiplications and divis...
##### Number
Interactive Lessons

## Square Numbers and Square Roots

Students learn how to calculate square numbers and square roots.  They are taught to use visualisation, written ...
##### Algebra
Interactive Lessons

## Substituting Numbers into Expressions

Students learn about substituting numbers into expressions.  Using the order of operations they are taught how t...
##### Algebra
Interactive Lessons

## Substituting Numbers into Formulae

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

### 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 […]