Previous studies indicate that many early elementary school children have the misconception that whole number subtraction is a commutative operation. The degree and character of this subtraction error was investigated in this longitudinal study. Results obtained from three groups of students with different number abilities provided further…

Discusses an exploratory study that examines student interpretation of remainders in division as applied to word problems in a restrictive school setting and in a real-world, out-of-school setting. Concludes that students lack the ability to map computational results to the real-world context. Contains 16 references. (DDR)

Examines the struggles of Kyle, a 30-year-old male, to overcome his innumeracy and to master the routine numerical tasks associated with daily life. Describes Kyle's arithmetic and problem-solving skills and the intervention program designed to develop his ability to solve everyday problems. (Contains 12 references.) (MDH)