| D | O | O | R | K | N | O | B | |
| + | K | N | E | E | L | I | N | G |
| E | N | G | I | N | E | E | R |
See more puzzles containing DOORKNOB, ENGINEER or KNEELING.
Would you like to see the solution?
The rules for cryptarithm puzzles are simple. Each letter represents one of the digits 0 to 9. Different letters represent different digits. The first digit in a number can't be 0. Your job is to find out what digit each letter represents. Can you solve the puzzle shown here?