Comments

TEN + THREE = THIRTEEN

TEN + THREE = THIRTEEN

In the following sum, the digits have been replaced by letters so that each different letter represents
a different number It is also known that D I E Z is an even number and that T R E S is odd,

What is the digit by which each letter has to be replaced so that the sum is correct?

D I AND Z
+ T R AND S
T R AND C AND

Solution

The solution is the next:

9 6 7 2
+ 1 0 7 5
1 0 7 4 7