V + I = VI though. You just have to put the larger number first for the addition... | Hacker News

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		crowbahr on July 21, 2017 \| parent \| context \| favorite \| on: How Did Anyone Do Math in Roman Numerals? V + I = VI though. You just have to put the larger number first for the addition.

dllthomas on July 21, 2017 [–]

That might be enough to prevent you from getting any well-formed wrong answers.

It's not enough of the story, though - consider:

    VI + V = VIV
    V + IV = VIV

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