Answer to the Problem of the Week
for the week of May 8, 2006

The Missing 20 Digits

Use the digits from 0 to 9 twice to fill in the 20 spaces in this multiplication problem! 


           __ __ __  

       x   __ __ __
     ______________

           __ __ __

        __ __ __

     __ __ __ 
     ______________

     __ __ __ __ __


 

Solution to the Problem: 

              

              1  7  9  
           x  2  2  4
      ---------------
              7  1  6
           3  5  8
        3  5  8
      ---------------
        4  0  0  9  6


Correctly solved by:

1. Larry Schwartz Norwalk, Connecticut
2. Sagar Patel Brookstone School
Columbus, Georgia
3. Shaan Arora Brookstone School
Columbus, Georgia
4. Blake Hudson Brookstone School
Columbus, Georgia
5. Dan Rothschild Paul D. Schreiber High School
Port Washington, New York
6. Philip Fleisher Paul D. Schreiber High School
Port Washington, New York
7. Slayton Gilmore Brookstone School
Columbus, Georgia