BASIC MATH SYMBOLS

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Across
  1. 6. Is both minus and plus operations
  2. 8. Is ¹ppb= 1/000000000
  3. 9. Minus sign
  4. 11. They are typically represented by the symbols "(" and ")".
  5. 13. Plus sign
  6. 14. line. Division or fraction
  7. 16. equal sign. Not equal sign
  8. 17. is sometimes used to represent multiplication
  9. 19. is "%".
Down
  1. 1. 1ppm= 1/100000
  2. 2. remainder calculations
  3. 3. sign. Is"=".
  4. 4. Inequality
  5. 5. Is greater than or equal to
  6. 6. Times sign
  7. 7. is a mathematical operation that represents the repeated addition of a number.
  8. 10. equal. Approximation
  9. 12. Decimal separator
  10. 15. Is"/"
  11. 18. Is a type of punctuation mark used to group numbers