Dyscalculia is a specific learning difficulty associated with math/numeracy. This means that a person with dyscalculia will struggle with concepts required to understand mathematics.
Math is about measuring change. It is a series of consequence, done in sequence and in a certain order. People who have an inherent sense of these concepts can easily learn and understand math.
Here are some ideas for teaching math that appeal to a dyslexic’s visual thinking style.