…The incidence of individuals with a mathematics learning disability is between 6 – 7% of the population.” Since there are more than 300 million individuals in the United States, up to 21 million men, women, and children may be affected by this disorder. Sidney Groffman OD, MA, FCOVD, Professor Emeritus at SUNY College of Optometry, author of the article published in the December 2009 issue of Optometry & Vision Development, also says, “This is unfortunate because math skills are of prime importance in everyday life enabling us to understand number concepts and do calculations. Math ability is essential for many occupations and professions.”…

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