Basic Math Symbols

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Across
  1. 2. +
  2. 4. -
  3. 8. ex.2^3=8
  4. 11. greater than or equal to
  5. 12. less than or equal to
  6. 13. *
  7. 14. =
  8. 16. []
  9. 18. example:6÷2=3
Down
  1. 1. ex:2*3=6
  2. 3. 5>4
  3. 5. 4<5
  4. 6. both minus and plus operations
  5. 7. /
  6. 9. approximately equal
  7. 10. both plus and minus operation
  8. 15. .
  9. 17. x
  10. 19. not equal sign