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Peer reviewedFlexer, Roberta J. – Teaching Exceptional Children, 1989
A strategy is presented for teaching arithmetic to students with mental retardation, based on subitizing, skill of recognizing number of objects in a set without actually counting, and pattern recognition. The strategy helps children understand concept of addition by representing number configurations on 5-frames and 10-frames, and reduces need…
Descriptors: Addition, Elementary Education, Mental Retardation, Number Concepts
Peer reviewedDiDomenico, Angelo S. – Mathematics Teacher, 1985
Deriving all Pythagorean triples from simple patterns within an addition table is presented, with formulas included. (MNS)
Descriptors: Addition, Geometric Concepts, Learning Activities, Mathematics
Peer reviewedLitwiller, Bonnie H.; Duncan, David R. – Arithmetic Teacher, 1985
Three activities and patterns involving the addition table are described, each involving pentagons. (MNS)
Descriptors: Addition, Drills (Practice), Elementary Education, Elementary School Mathematics
Peer reviewedDuncan, David R.; Litwiller, Bonnie H. – Arithmetic Teacher, 1986
Practice on computation is provided using new and novel situations, with discovery of number patterns a bonus of the computation. Activities with disguised addition and multiplication tables for whole numbers and integers are presented for varying levels. (MNS)
Descriptors: Addition, Computation, Drills (Practice), Elementary School Mathematics
