math, adult education

If I take 0 out of arithmetic then what do I have left mathematically? What is the name for the mathematics that does not have zero in it? Is this mathematics used in the real world?

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asked by B.J.
  1. Roman numerals had no zero. It made calculation very difficult. Nobody uses that kind of numbering anymore, except for movie sequels, Super Bowls and clock dials.

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    posted by drwls

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