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Ross, Susan C.; Pratt-Cotter, Mary – School Science and Mathematics, 1999
Reviews the historical use of each of the three algorithms used for subtraction in the United States: (1) the equal additions; (2) the decomposition; and (3) the Austrian method. Discusses the modification to the decomposition algorithm and gives a brief overview of the current status of subtraction algorithms. Contains 12 references. (Author/ASK)
Descriptors: Algorithms, Elementary Secondary Education, Mathematics Education, Mathematics History
Peer reviewed Peer reviewed
Evered, Lisa – Arithmetic Teacher, 1989
Outlines various subtraction methods, such as the decomposition method, equal-addends method, and low-stress algorithm. Describes a subtraction method by addition of complements. Discusses the advantages and disadvantages of the method. (YP)
Descriptors: Algorithms, Arithmetic, Computers, Elementary School Mathematics
Morley, Arthur – Mathematics Teaching, 1978
Described are two methods of calculating developed by the Dutch WISKOBAS Project: addition and subtraction with a loop abacus and multiplication using a grid model. (MP)
Descriptors: Addition, Algorithms, Cognitive Development, Computation