Across
- 3. ppt
- 4. ‰
- 5. <
- 8. decimal point, decimal separator
- 10. ppm
- 14. not equal sign
- 15. a^b
- 19. plus sign
- 20. √a ⋅ √a = a
Down
- 1. ppb
- 2. /
- 6. -
- 7. exponent
- 9. equal sign
- 11. times sign
- 12. %
- 13. calcute expression inside first
- 16. >
- 17. []
- 18. remainder calculation