Early Number Systems and Symbol

12345678910
Across
  1. 3. Mayan’s used a _______ system which had a base 20.
  2. 5. Where the early Egyptian language of number was found?
  3. 10. The Egyptian used a written numeration that was changed into ___________ writing.
Down
  1. 1. The Babylonian used a ______ to imprint the symbols on the clay.
  2. 2. The Babylonian developed a form of writing based on _______.
  3. 4. The hieroglyphic numeration was a written version of a _________ counting system using material objects.
  4. 6. How many marker related to the fingers and toes?
  5. 7. What is the old system that enabled them to use these symbols in a more condensed version?
  6. 8. The Greek numbering system was uniquely based upon their ________.
  7. 9. The Greek alphabet came from the _________.