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Computation	2
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Mental Computation	2
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Arithmetic Teacher

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Kurland, Theodore E.	1
Sowder, Judith T.	1

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Reports - Descriptive	1

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Mental Computation and Number Sense.

Peer reviewed

Sowder, Judith T. – Arithmetic Teacher, 1990

Discusses mental computation and how and when it should be taught. Describes seven properties of mental algorithms. (YP)

Descriptors: Arithmetic, Computation, Elementary Education, Elementary School Mathematics

The Number Line and Mental Arithmetic.

Peer reviewed

Kurland, Theodore E. – Arithmetic Teacher, 1990

Presented is a method of teaching adding and subtracting as an interrelated series of patterns using a number line. Examples of the use of this method as well as the materials necessary are discussed. Applications of the method to multiplication and division are given. (CW)

Descriptors: Addition, Arithmetic, Computation, Elementary Education