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## Straight Line Graphs

All straight line graphs can be written in the form of y = mx + c. Remember the number in front of x represents the gradient and c represents where the line cuts through the y axis . Lines that are parallel have the same gradient. Lines that are perpendicular have...

## Percentage Change

Percentage Change is a topic that can be found on non calculator and calculator papers. What you need to remember in order to answer a percentage change question is the percentage change formula. CHANGE -:- ORIGINAL AMOUNT x 100 For example the price of a coat is...

## Show Your Workings!!!

In order to maximise your marks it is essential to show the examiner your workings. Method marks are awarded even if your final answer is incorrect. Two thirds of the new GCSE math examination is calculator based. Student often feel that they do not need to show their...

## 21 Days To Go!!!

In your exam you may be asked to find the Lowest Common Multiple of two numbers. The easiest way to do this is to follow this process. First of all find the highest common factor of both numbers. Second multiply the two numbers you were given in the question. Third,...

## Remember to revise formulas!!!!!

It is so easy to get carried away with your revision that you forget to revise the essential maths formulas. Since 2017 all formulas have been removed from the examination paper in order to make the exams more rigorous. Learning the essential formulas will enable you...

## How to divide by decimals?

Students often struggle on the non calculator paper when asked to divide a number by a decimal. There are several ways in which this can be done. But perhaps the easiest method is as follows. If you are asked to divide 400 by 0.2 what can you do? Firstly multiply both...