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Broken Calculator (Posted on 2005-01-20) Difficulty: 3 of 5
You have a calculator whose multiplication button is broken. The only operations that work are addition (x+y), subtraction (x-y), and reciprocation (1/x).

Can you use this calculator to multiply two numbers?

See The Solution Submitted by David Shin    
Rating: 3.6250 (8 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
SolutionA slightly different methodologyK Sengupta2007-04-03 05:58:55
Is this the answer ?Rex2005-01-22 14:49:28
Solutionnot sure if any one said thisdan2005-01-22 06:08:03
Divisionnikki2005-01-21 12:37:59
Solution to this problem.Pemmadu Raghu Ramaiah2005-01-21 12:25:20
Question?Hasan2005-01-21 10:58:13
re: No SubjectLarry2005-01-21 01:07:12
SolutionSpoiler?Richard2005-01-21 00:15:12
SolutionNo SubjectmicroRFFR2005-01-20 23:27:26
re: More ClarificationsDavid Shin2005-01-20 22:44:40
More Clarificationsmllsoccerdude2005-01-20 21:36:39
ClarificationsDavid Shin2005-01-20 21:31:09
QuestionClarification Questionsnikki2005-01-20 20:32:08
simple solution (probably not what's being looked for)Erik O.2005-01-20 20:22:20
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