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Direct linkO'Brien, Thomas D. – Mathematics and Computer Education, 2006
Magic squares have been of interest as a source of recreation for over 4,500 years. A magic square consists of a square array of n[squared] positive and distinct integers arranged so that the sum of any column, row, or main diagonal is the same. In particular, an array of consecutive integers from 1 to n[squared] forming an nxn magic square is…
Descriptors: Geometric Concepts, Arithmetic, Educational Games, Logical Thinking
Peer reviewedAnderson, Oliver D. – Mathematics and Computer Education, 1990
Discusses arithmetic during long-multiplications and long-division. Provides examples in decimal reciprocals for the numbers 1 through 20; connection with divisibility tests; repeating patterns; and a common fallacy on repeating decimals. (YP)
Descriptors: Arithmetic, Computation, Decimal Fractions, Division
Peer reviewedAnderson, Oliver D. – Mathematics and Computer Education, 1989
Compares two methods of approaching problem solving in quantitative disciplines. The danger of looking at answers too quickly is discussed. (YP)
Descriptors: Arithmetic, College Mathematics, Computation, Computer Software
