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