ARMAMENTS + ARMAMENTS = MANDATORY ~~ Words Used : ARMAMENTS and MANDATORY.
MANDATORY + RADIATION = DETERMINE ~~ Words Used : DETERMINE, MANDATORY and RADIATION.
MANDATORY + RECONNECT = TREATMENT ~~ Words Used : MANDATORY, RECONNECT and TREATMENT.
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. This page has links to puzzles containing "MANDATORY"