Children differ substantially in their mathematical abilities. But some may remain persistently bad at addition or subtraction as a result of abnormalities in the brain areas supporting procedural memory a study that developed a theory of how developmental math disability occurs has revealed. Procedural memory is a learning and memory system that is crucial for the automatisation of non-conscious skills such as driving or grammar and depends on a network of brain structures including the basal ganglia and regions in the frontal and parietal lobes the study said. Various domains including math reading and language seems to depend on both
