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Arithmetic Teacher | 3 |
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Ockenga, Earl | 3 |
Duea, Joan | 2 |
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Ockenga, Earl; Duea, Joan – Arithmetic Teacher, 1979
These worksheets represent gameboards designed to provide practice in estimation using a calculator. Worksheets are presented for estimation in addition, sums and differences, products, and quotients. (MP)
Descriptors: Calculators, Computation, Elementary Education, Elementary School Mathematics

Duea, Joan; Ockenga, Earl – Arithmetic Teacher, 1987
Several problems that can be used with calculators are provided. Teaching tips and references are included. (MNS)
Descriptors: Calculators, Elementary Education, Elementary School Mathematics, Learning Activities

Ockenga, Earl – Arithmetic Teacher, 1984
Nine activities are presented in which the calculator can be used to create interest in the study of fractions. Estimation skills are emphasized. (MNS)
Descriptors: Calculators, Decimal Fractions, Educational Games, Elementary Education