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| Weaver, J. F. | 2 |
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Peer reviewedRiden, Chuck – School Science and Mathematics, 1975
Procedures for using a calculator to check addition and subtraction problems in bases less than 10 are described. (SD)
Descriptors: Addition, Calculators, Curriculum, Educational Media
Weaver, J. F. – 1976
Explorations involving the use of mini electronic calculators in connection with mathematics instruction were conducted with two fifth-grade classes, two second-grade classes, and one third-grade class. Explorations are being continued with third-grade classes (last year's second grade classes). Selected activities and related materials are…
Descriptors: Calculators, Curriculum, Educational Media, Elementary Education
Weaver, J. F. – 1976
Limited systematic instruction was provided for two third-grade classes on a calculator-assisted approach to solving selected types of simple open addition and subtraction sentences involving three-place whole-number addends, moving from a Guess-and-Test procedure to more direct and efficient sentential transformations. Pupils exhibited a…
Descriptors: Addition, Calculators, Curriculum, Educational Media
