Can you fill in each of the boxes below with a digit from 1 to 6,
using each exactly once, to make the multiplication work?
The solution is unique.


Solution to the Problem:



Correctly solved by:

1. Danilo Calcinaro Istituto Tecnico Tecnologico (ITT) "Montani",
Fermo, Italy
2. James Alarie Flint, Michigan
3. Tom Laidlaw Vancouver, Washington
4. Anna Tetzlaff Tuscaloosa, Alabama
5. Yaniv M. Maman Houston, Texas