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Rudd, David – School Science and Mathematics, 1978
Modern sophisticated computers are shown to multiply the same way the ancient Egyptians did more than 4000 years ago--by doubling and adding. (MN)
Descriptors: Computation, Computer Science Education, Computers, Instructional Materials
Peer reviewed Peer reviewed
Haigh, Gordon – Mathematics in School, 1990
Discusses a number series made from the multiplication of numbers to digits. Presents a number series for diverse multiplication numbers. (YP)
Descriptors: Arithmetic, Computation, Elementary Education, Elementary School Mathematics
Peer reviewed Peer reviewed
Cornell, Robert W. – Arithmetic Teacher, 1974
Descriptors: Computation, Elementary School Mathematics, Evaluation, Instruction
Peer reviewed Peer reviewed
Hopkins, Martha H. – Arithmetic Teacher, 1992
Presents five activities focusing on mental computation and estimation for the K-3, 3-5, 4-6, and 6-8 grade levels that require the student, acting as a judge, to review solutions to problems and to pronounce and justify a verdict. Provides suggested materials, questions, possible extensions, answers, and worksheets for each activity. (MDH)
Descriptors: Addition, Computation, Elementary Education, Error Correction