BASIC MATH SYMBOLS

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Across
  1. 6. plus sign
  2. 8. 2x(3+5)=16
  3. 14. 6÷2=3
  4. 15. 2*3=6
  5. 17. minus sign
  6. 18. 5>4
  7. 19. times sign
Down
  1. 1. not equal sign
  2. 2. 3±5=8 and -2
  3. 3. modulo
  4. 4. 2³=8
  5. 5. 2^3=8
  6. 6. approximately equal
  7. 7. 6/2=3
  8. 9. equals sign
  9. 10. .
  10. 11. [(1+2)x(1+5)=18
  11. 12. 3∓5=-2 and 8
  12. 13. 4<5
  13. 16. horizontal line