| O | P | E | N | I | N | G | |
| + | P | R | O | C | E | E | D |
| D | I | O | X | I | D | E |
See more puzzles containing DIOXIDE, OPENING or PROCEED.
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?