My little book on the topic of soroban(japanese abacus) mentions offhandedly the vertical method of adding roman numerals, and so, I had to try it out.
I think I'll always visualize roman numbers this way from now on.
My little book on the topic of soroban(japanese abacus) mentions offhandedly the vertical method of adding roman numerals, and so, I had to try it out. I think I'll always visualize roman numbers this way from now on. No comments
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