Maths Resources (page 13)

A prime number is simply a number that is only divisible by itself and the number 1. Therefore, it has only two factors.For example, is the number 7 a prime number? To figure this out...

Simple linear equations can appear on GCSE examination papers across all three tiers, so are an absolute must for understanding.Linear equations tend to be of the form:6x + 5 = 10 or ...

An arithmetic sequence, also known as an linear sequence, is a series of numbers where the difference between the numbers remains constant. Pupils may be asked to work out the nth ter...

In terms of statistics, a population is a group of people that the data collector is interested in. A sample is then selected as a smaller group chosen from the population. Statistici...

Upper and Lower bounds are a topic of mathematics, grouped under `number` and act as a measure of accuracy.Assuming a measurement of a card to be 5cm, in terms of width, and measured ...

Problem solvingMany pupils can manage the short questions on Maths papers, but struggle with the longer problem-solving ones. They just don t know where to start!Extracting the i...

Expansion Expanding single brackets In expansion of single brackets term outside the bracket gets multiplied with all the terms inside the brackets. Example : 8 ( a+ b) Here `8` is...

If you factorise the difference of two squared numbers, such as 58^2 - 42^2 you can work out the solution using the following method:1. Add the 2 squared numbers together, in the exa...

What are the prime numbers?There are 8 prime numbers under 20: 2, 3, 5, 7, 11, 13, 17 and 19. ;The first 10 prime numbers are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29.There are 25 p...

The UK maths guru Gareth Metcalf encourages students to use a range of tools to understand and then solve maths word problems. There is an order of tools to be considered when tacklin...