BASIC MATH SYMBOLS

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Across
  1. 2. %
  2. 4. >
  3. 5. root √a
  4. 7. per-trillion
  5. 12. minus sign
  6. 13. decimal point, decimal separator
  7. 14. calculate expression inside first
  8. 16. *
  9. 18. ppb
  10. 20. times sign
Down
  1. 1. 4 < 5 4 is less than 5
  2. 3. 3√a
  3. 6. power
  4. 8. remainder calculation
  5. 9. calculate expression inside first
  6. 10. ±
  7. 11. obelus
  8. 15. approximately equal
  9. 17. greater than or equal to
  10. 19. not equal sign