Mean, Mode and Median are all types of averages. The average of a set numbers is never bigger than the biggest number, or smaller than the smallest, but a number somewhere in between.

## Lowest Common Multiple (LCM) and Highest Common Factor (HCF)

To calculate the Lowest Common Multiple (LCM) or Highest Common Factor (HCF) of two numbers, you first need to understand what factors and multiples are.

## “Think of a Number” Trick – how do you do it?

You will have heard of that party trick where someone says, “Think of a number” then they get you to add on something, double it, take away something, add 5, halve it, etc, etc, and then they tell you the number you now have?

WOW! How do they do that? Is it magic? Kind of….. It’s mathematical magic! Let me try to explain.

## How do you calculate the volume of a pizza?

It is basically the same method to calculate the volume of a cylinder, but with a side-order of fun. Here I show how to calculate volumes of various 3D shapes.

## How do you change an improper fraction to a mixed number?

How do you change an improper fraction to a mixed number?

What is a mixed number? A mixed number is a whole number and a fraction.

## How to Find Fraction of an Amount

What is a fraction?

A fraction is part of a whole. It could be 1/4 of a cake, or 3/5 of £15.00.

This resource shows how to find fraction of an amount.

## How to Add Fractions (and Multiply and Divide Fractions)

How to Add Fractions (and Subtract, Multiply and Divide) – with FREE to download resources for revision

## Fraction Decimal Percentage Conversion Triangle

Fractions, Decimals and Percentages are all different ways of expressing the same thing – part of a whole. This resource shows how to convert between the three.

## How to calculate the area and circumference of a circle

Do you want an easy way to remember how to calculate the area and circumference of a circle? Here is a great little poem to help…

## Do you need help remembering things?

NEED some help remembering things? I heard that the smell of rosemary can help with the memory, so I’ve got a fresh sprig in my study. Worth a try for all those studying for the upcoming GCSE exams?