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by Brian Gladman on October 7, 2012

Sunday Times Teaser 2611 – Simple Arithmetic

by Danny Roth

In the following sum, different letters consistently represent different digits:

+     T H I R T Y
+     T H I R T Y
           T E N
+             T E N
+             T E N
+             T E N
———————-
+H U N D R E D
———————-

For one representation the sum is unique.  What is the missing digit in this representation?

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