# Knowledge Hub

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Quadrants of a graph In mathematics, it is common to represent data from situations. This is often done with the ...

## Velocity-time graphs

Velocity-time graphs will give us a value for velocity in relation to time directly, but can easily be used to ...

## Speed

The units that speed is given in are always related to a distance and time. So we can give a ...

## Distance and length

We will begin by trying to understand the way in which length and distance are calculated and in what units. ...

## Interest

Interest is given on investments that you make and is calculated as a percentage of the initial investment. For example, ...

## Percentages

Percentages are used in much the same way as decimals and fractions in that they show a link between two ...

## Proportionality

Proportions Proportions are used in mathematics to show a relationship between two things. This is very similar to a ratioÂ and ...

What is a ratio? A ratio is used when we are comparing two different amounts. For example, if we were ...

## Order of mathematical processes

When we are given a question such as 4Ã—54Ã—5, we would get the same answer even if we swapped the ...

## Positive and negative numbers

From everyday life you should already understand positive and negative numbers, however, you may not understand the way in which ...

## The number line

Very often people like to use a number line to give a visual idea of where numbers come in a ...

## How to Become a Child Psychologist

If you want to work with children and help to provide them with a better future then looking for child ...

## How to Become a Healthcare Support Worker

Are you thinking of becoming a healthcare support worker? This is a highly in-demand profession, and there are a huge ...

## How to Become a Teaching Assistant

Teaching assistants are vital members of the school community, working alongside both the teachers and other support staff to ensure ...