Mathematical ability, as measured by individually administered standardized tests, is substantially below that expected given the person’s chronological age, measured intelligence, and age-appropriate education.
The disturbance significantly interferes with academic achievement or activities of daily living that require mathematical ability.
If a sensory deficit is present, the difficulties in mathematical ability are in excess of those usually associated with it.
Psych Central. (2013). Mathematics Disorder Symptoms. Psych Central. Retrieved on March 8, 2014, from http://psychcentral.com/disorders/mathematics-disorder-symptoms/
Symptom criteria summarized from:
American Psychiatric Association. (2013). Diagnostic and statistical manual of mental disorders, fifth edition. Washington, DC: American Psychiatric Association.
American Psychiatric Association. (1994). Diagnostic and statistical manual of mental disorders, fourth edition. Washington, DC: American Psychiatric Association.
Last reviewed: By John M. Grohol, Psy.D. on 26 May 2013
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