math crossword

123456789101112131415161718
Across
  1. 1. -5
  2. 5. x=12
  3. 8. <
  4. 10. axa
  5. 11. LxWxH
  6. 12. >
  7. 16. 3.14
  8. 17. two numbers stacked on top of each other
  9. 18. 7x7
Down
  1. 1. 1,2,3...
  2. 2. =
  3. 3. divide
  4. 4. side by side
  5. 6. to finish a problem
  6. 7. -
  7. 9. my math teacher
  8. 13. to put two numbers together
  9. 14. a big number next to a little one
  10. 15. greatest common factor
  11. 18. 2+2