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n. (context pathology English) Difficulty with numbers and in doing arithmetic.


n. impaired ability to learn grade-appropriate mathematics


Dyscalculia is difficulty in learning or comprehending arithmetic, such as difficulty in understanding numbers, learning how to manipulate numbers, and learning facts in mathematics. It is generally seen as a specific developmental disorder.

Dyscalculia can occur in people from across the whole IQ range, often, but not always, involving difficulties with time, measurement, and spatial reasoning. Estimates of the prevalence of dyscalculia range between 3 and 6% of the population. A quarter of children with dyscalculia have ADHD.

Mathematical disabilities can occur as the result of some types of brain injury, in which case the proper term is acalculia, to distinguish it from dyscalculia which is of innate, genetic or developmental origin.

Dyscalculia has been associated with female children who have Turner syndrome, people who have spina bifida and has also been associated with children who have ADHD.

Usage examples of "dyscalculia".

My job, as I saw it, was not just to shore up reading, writing, or arithmeticskills, nor to ameliorate dyslexia, dysgraphia, or dyscalculia, but to try to help children become successful in their place of work -- school -- and to improve the quality of their lives.

And while we no longer used the term MBD -- minimal brain dysfunction -- I believed Alice did have some type of neurologicaldysfunction resulting in what would now be called dyscalculia, or an inability to calculate by ordinary classroom methods, as well as an accompanying dyscontrol.