Across
- 2. All peoples used the decimal system in their spoken
- 4. Eight units are one quine plus three, written as
- 7. Counting is one of the few matters about which man do not
- 8. The camels approach with their burdens of men and
- 9. The oldest number system is called
Down
- 1. To stand for numbers, man had to think up special characters called figures or
- 3. There are traces of this system and the poems of
- 5. Tribesmen of north Africa knew all the color of the
- 6. Beremiz gives his second mathematics
- 9. Each group of five unit is called a