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Far East Journal of Mathematical Education

Far East Journal of Mathematical Education
Volume 19, Issue 1, Pages 59 - 60 (February 2019)
http://dx.doi.org/10.17654/ME019010059

PROOF WITHOUT WORDS: SUM OF CONSECUTIVE ODD NUMBERS

Yukio Kobayashi

Abstract:

A visual clue for the sum of two consecutive odd numbers is presented. This diagram helps students to understand the reason why such a sum is equal to a multiple of four.

Keywords and phrases:

arithmetic series.

Number of Downloads: 289 | Number of Views: 1471

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P-ISSN: 0973-5631

E-ISSN: 2583-343X

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Publication count: 326

Citation count (Google Scholar): 421

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