Some common challenges faced by learners with Dyscalculia , a learning disability that affects performance in mathematics, are the following:
- Mistakes such as number additions, substitutions, transpositions, omissions, and reversals in writing, reading, and recalling numbers.
- Difficulty with abstract concepts of time and direction.
- Inability to recall schedules and sequences of past or future events.
- Being chronically early or late.
- Inconsistent results in addition, subtraction, multiplication, and division.
- Inability to visualize; appearing absentminded or lost in thought.
- Difficulty remembering math facts, concepts, rules, formulas, sequences, and procedures.
- Inconsistent mastery of math facts.
- Difficulty with left and right orientation.
- Difficulty following sequential procedures and directions in math steps.
- Slowness in understanding math concepts in word problems.
- Confusing operations signs or performing them in wrong order.
- Difficulty keeping score during games.
- Limited strategic planning ability.
This list is adapted from Dyscalculia.org .
For more information on Dyscalculia, consult Accommodating Math Students with Learning Disabilities .
-  Dyscalculia
-  Dyscalculia.org
-  Accommodating Math Students with Learning Disabilities