| G | U | M | M | I | N | G | |
| + | N | O | D | D | I | N | G |
| O | P | T | I | M | U | M |
See more puzzles containing GUMMING, NODDING or OPTIMUM.
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?