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Arithmetic Teacher2
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Immerzeel, George1
Schafer, Dorothy R.1
Wiederanders, Don1
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Immerzeel, George; Wiederanders, Don – Arithmetic Teacher, 1972
Students use a spinner device to generate numbers, which they then insert into given open sentences and search for true statements. (MM)
Descriptors: Algebra, Arithmetic, Elementary School Mathematics, Fractions
A Graphic Representation of Prime and Composite Numbers
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Schafer, Dorothy R. – Arithmetic Teacher, 1970
Descriptors: Algebra, Charts, Discovery Processes, Elementary School Mathematics