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Holmes, P. – Mathematics in School, 1974
The major portion of the article establishes the basis for the stated rule - to divide by a fraction, turn it upside down and multiply. With this background, three justifications for the rule are given. Several possible errors in students' use of the rule are noted. (LS)
Descriptors: Algorithms, Computation, Division, Elementary School Mathematics

Willson, William Wynne – Mathematics in School, 1978
A straight forward process for working in fractions on any calculator is presented. The method involves converting a decimal back into a fraction in its lowest terms. (MN)
Descriptors: Algorithms, Calculators, Computation, Decimal Fractions

Hoare, Graham T. Q. – Mathematics in School, 1982
Work with recurring decimals provides pupils with an opportunity for exploration and examination of a wide variety of mathematical ideas and strategies. Examples of work done by one group of pupils who were presented with an opportunity to explore such decimals is featured. (MP)
Descriptors: Algorithms, Decimal Fractions, Elementary Secondary Education, Fractions