BASIC MATH SYMBOLS

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Across
  1. 4. ‰
  2. 6. ( )
  3. 8. ±
  4. 12. greater than or equal to / less than or equal to
  5. 13. division/ fraction
  6. 15. a^b
  7. 16. ÷
  8. 17. √a
  9. 19. ppt
  10. 20. .
Down
  1. 1. *
  2. 2. %
  3. 3. ≈
  4. 5. <
  5. 7. plus sign
  6. 9. [ ]
  7. 10. remainder calculation
  8. 11. ppb
  9. 14. n√
  10. 18. equal sign