Basic math symbols

Edit Answers
12345678910111213141516171819
Across
  1. 2. ( )
  2. 4. ⁴√a.
  3. 5. Ppb
  4. 7. It is a decimal point
  5. 9. ³√a.
  6. 11. Definition of >
  7. 12. Definition of plus sign
  8. 14. ≠
  9. 17. definitions of minus sign
  10. 18. %
  11. 19. definition of <
Down
  1. 1. Meaning or definition of ≈
  2. 2. ±
  3. 3. Symbol name of -
  4. 6. Definition of times sign
  5. 8. symbol name of modulo
  6. 10. ppt
  7. 13. /
  8. 15. *
  9. 16. a^b