dyscalculia

n.

（脑伤或疾病所致的）计算困难，计算障碍；

1. Memory is another issue.Children with dyscalculia may not remember the correct order of operations to follow in solving math problems.
   记忆是另一件事情，换计算困难症的孩子可能无法记忆解数学题的正确步骤。
2. The name for this is Dyscalculia.
   它的名字就叫做计算障碍。
3. People with dyscalculia might also have a poor sense of diraction.
   患有计算障碍的人对方向感也不佳。

Dyscalculia
Dyscalculia
Dyscalculia: from brain to education.
Developmental dyscalculia: prevalence and demographic features.
Developmental dyscalculia and basic numerical capacities: a study of 8-9-year-old students
Impaired parietal magnitude processing in developmental dyscalculia.
Cognitive mechanisms in numerical processing: evidence from acquired dyscalculia
Cognitive mechanisms in number processing and calculation: evidence from dyscalculia.
Developmental trajectory of number acuity reveals a severe impairment in developmental dyscalculia.
Impaired Acuity of the Approximate Number System Underlies Mathematical Learning Disability (Dyscalculia)