| C | O | N | S | T | A | N | T | |
| + | S | T | A | N | D | A | R | D |
| R | A | I | L | R | O | A | D |
See more puzzles containing CONSTANT, RAILROAD or STANDARD.
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?