Difference between revisions of "1992 AIME Problems/Problem 6"

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== Problem ==
 
== Problem ==
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For how many pairs of consecutive integers in <math>\{1000,1001,1002^{}_{},\ldots,2000\}</math> is no carrying required when the two integers are added?
  
 
== Solution ==
 
== Solution ==

Revision as of 21:30, 10 March 2007

Problem

For how many pairs of consecutive integers in $\{1000,1001,1002^{}_{},\ldots,2000\}$ is no carrying required when the two integers are added?

Solution

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See also