When 1 + 1 = 5: Dyscalculia and Working Memory

Jacob’s moth­er writes that ‘Jacob, 10-years-old, still strug­gles with num­ber bonds to 10. Learn­ing to tell the time is still slow – he has not mas­tered half-past. Although he man­aged to learn his 5x tables because we prac­ticed all sum­mer, this has now gone’. Jacob has dyscal­cu­lia, a math dis­abil­i­ty where stu­dents strug­gle to learn or…

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