There are three things you need to be great at Maths:
The more you practise the basics (MINUTE MATHS and LEARNITS), the more confident you will become.
This is also needs practice. When you're at Asda, look at the prices. Check out the prices of the petrol stations - it changes every day. Minute Maths and Learnits will help. The more you use numbers, the more you will understand them.
Number Three: A logical brain. This is the fun bit!
Two things are brilliant to improve your brain; Sudokus and Sugar Sugar. Below is the link for Sugar Sugar. Sudokus can also be found on the Internet and most pound shops too!
Here's the link.