This is a really interesting article about the stress caused by just thinking about do maths.
When we reduce the stress by helping people to get into a calm and relaxed learning state, they will find maths easier. To achieve this people need to know how people who are good at maths do it without anxiety. The answer is that they visualise numbers and hence calculations – an essential skill for mental maths. It is a simple skill top teach and it dramatically reduces their stress and pain.
Take a look at a few examples.