The Sum of 1 + 2 + ... + 99 + 100.

Anderson, Delores

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Peer reviewed

ERIC Number: EJ287318

Record Type: CIJE

Publication Date: 1983

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The Sum of 1 + 2 + ... + 99 + 100.

Anderson, Delores

Arithmetic Teacher, v31 n3 p50-51 Nov 1983

Two methods (one probably used by Gauss) to find the sum of the first hundred counting numbers are noted, followed by a procedure developed by a seventh-grade girl. (MNS)

Descriptors: Elementary School Mathematics, Elementary Secondary Education, Grade 7, Mathematics Instruction, Number Concepts

Publication Type: Journal Articles; Guides - Classroom - Learner

Education Level: N/A

Audience: Practitioners

Language: English

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Authoring Institution: N/A

Grant or Contract Numbers: N/A