Crossword Puzzle 1 Basic Math Symbols

123456789101112131415161718
Across
  1. 1. addition(+)
  2. 6. calculate expression inside first()
  3. 7. 1ppb = 1/1000000000
  4. 8. multiplication (X)
  5. 11. 3√a ⋅ 3√a ⋅ 3√a = a
  6. 13. 1ppt = 10-12
  7. 15. %
  8. 16. exponent (a^b)
  9. 17. 4√a ⋅ 4√a ⋅ 4√a ⋅ 4√a = a (4√a)
  10. 18. multiplication (*)
Down
  1. 1. 1‰ = 1/1000 = 0.1%
  2. 2. calculate expression inside first ([])
  3. 3. greater than or equal to (≥)
  4. 4. division (/)
  5. 5. remainder calculation
  6. 7. decimal point, decimal separator
  7. 9. √a ⋅ √a = a
  8. 10. subtraction
  9. 12. division (÷)
  10. 14. equality(=)