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Unit Fractions (Posted on 2006-10-13) Difficulty: 3 of 5
Call a fraction a "unit fraction" if it can be written as 1/n, where n is a positive integer.

How many more ways can the unit fraction 1/n be written as a sum of two (possibly equivalent) unit fractions than as a difference of two unit fractions?

See The Solution Submitted by Gamer    
Rating: 4.3333 (3 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
Puzzle Thoughts K Sengupta2023-03-21 02:19:58
re: greater detailbrianjn2006-10-17 19:37:31
greater detailDennis2006-10-17 13:20:23
re: a solutionbrianjn2006-10-16 02:17:40
Hints/Tipsre: a solutionGamer2006-10-15 00:59:30
Solutiona solutionDennis2006-10-13 11:47:11
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