Useful websites
Maths preparation:
"Try the questions on this interactive site, when you have finished click "answers" and you will be able to see any mistakes you may have made. You can try this as often as you like, the skills within this task will help you with all other areas of GCSE maths. If you are consistently getting 100% correct, start to time yourself, can you beat your personal best?"
Extension- Mental calculations-
Can you find methods to make these calculations possible to complete in your head? You can select hints to help you.