Across
- 6. – Type of number system where digit value depends on place
- 9. – Number system with base 16
- 11. – Symbol for nothing; crucial to place value
- 13. – Inventor of 0
- 14. – Number system with base 8
- 16. – Base of the hexadecimal system
- 18. - Inventor of Binary Number System
Down
- 1. – Changing numbers from one base to another
- 2. – Determines the weight of a digit in a number
- 3. – A single symbol in a number system
- 4. – Number system using only 0 and 1
- 5. – Symbol or group of symbols representing a number
- 7. – The rightmost place value in any system
- 8. – Base of the binary system
- 10. – Base of the octal system
- 12. – Another name for "base" in number systems
- 15. – Base-10 number system
- 17. – Number of unique digits in a system
- 19. – Country where the concept of zero originated
