Math Olympiad for Elementary | 2019 | Division E | Contest 2 | MOEMS | 2E

Problem: In the following cryptarithm, each letter represents its own digit. Determine the greatest value of the 4-digit number OUCH.
STUB + TOE = OUCH

Key: Always remember that in addition and subtraction cryptarithms, place values can always carry and borrow!

Links for cryptarithms:
https://youtu.be/mFA-pNARdj0
https://youtu.be/Y-vQUpFnB1A
https://youtu.be/bTVlcf1z02s

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