People with a moderate learning disability have an IQ of 35 to 50 and are likely to have some language skills that mean they can communicate about their day to day needs and wishes. Some people may need more support caring for themselves, but many will be able to carry out day to day tasks.

BILD http://www.bild.org.uk/resources/faqs/

The general level of academic attainment of these learners will be significantly lower than that of their peers. Their cognitive ability and/or attainment levels will be at or below the second percentile. Generally they will have difficulty acquiring literacy and numeracy skills. Other difficulties may include associated speech and language delay, low self-esteem, low levels of concentration and underdeveloped social skills.

CCEA http://ccea.org.uk/curriculum/sen_inclusion/moderate_learning_difficulties