Math Vocab

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Across
  1. 3. Can always be written as a fraction of integers
  2. 8. Can never be written as a fraction of integers
  3. 9. 3.44
  4. 10. unknown number
  5. 14. 3.14
  6. 15. What are 1,4,9
  7. 17. 3x+7 an expression that has variables in it
  8. 20. 3.151356798
  9. 22. A negative or positive whole number
  10. 24. Every whole number except zero
  11. 27. What are 25,36,64
  12. 28. Multiplied by a variable
  13. 29. What are 15,10,5
  14. 30. 4+3=3+4
Down
  1. 1. Multiply by 1 to keep it the same. (8*1=8)
  2. 2. Mrs. Pronold
  3. 4. 6(4x+3)=24x+18
  4. 5. Multiply by the reciprocal
  5. 6. Add zero to keep it the same.(8+0=8)
  6. 7. Doesn't contain a variable
  7. 11. 3.15151515....
  8. 12. a number that divides evenly into another number
  9. 13. Natural numbers and zero
  10. 16. Multiply by 1 or add by zero to keep the number the same.
  11. 18. x+7>4
  12. 19. Adding by the opposite so it cancels out
  13. 21. a fragment of something
  14. 23. Distance away from zero
  15. 25. rational,integer,natural,whole
  16. 26. (3+4)+5=(4+5)+3