Roman Numerals

12345678910
Across
  1. 2. XXX
  2. 3. X
  3. 5. don't repeat more than this many times in a row
  4. 7. IV
  5. 8. IX
  6. 9. M
Down
  1. 1. D
  2. 4. C
  3. 6. Numbers Numbers we use now
  4. 10. XCXI