??7
 x 3??
  ?0?3
  ?1?
 ?5?
 ?7??3

The above equation was written on a chalkboard to represent an example of a correctly answered multiplication problem. However, the class prankster went when the teacher wasn't looking and smudged many of the numbers. What did the original problem read?

     117
x   319
---------
   1053
   117
 351
---------
 37323

Posted by Steve Royer on 2004-04-28 21:53:13