TWO + TWO = FOUR

Solve the following cryptarithm:

      T W O
   +  T W O
   --------
    F O U R    

Determine the digit represented by each letter to make the addition correct.

F =
N =
O =
R =
T =
U =
W =

---

Here is one answer:

    7 6 5   
 +  7 6 5     
 --------  
  1 5 3 0  

Malcolm Goulding sent in another solution:

    8 3 6   
 +  8 3 6     
 --------  
  1 6 7 2  

According to Naoyuki Tamura, there are seven solutions to the problem:

938+938=1876
928+928=1856
867+867=1734
846+846=1692
836+836=1672
765+765=1530
734+734=1468

Send any comments or questions to: David Pleacher