Replace each letter
Puzzle Question:
Replace each letter by a digit. Each letter must be represented by the same digit and no beginning letter of a word can be 0.
O N E
O N E
O N E
+ O N E
-------
T E N
Toughness:
Easy
Replace each letter by a digit. Each letter must be represented by the same digit and no beginning letter of a word can be 0.
O N E
O N E
O N E
+ O N E
-------
T E N