Brody's math cross word puzzle

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Across
  1. 2. something that is in a number
  2. 6. the normal of something
  3. 7. something that can be Obtuse
  4. 10. the highest part of something
  5. 11. the outside of something
  6. 12. the answer to a division problem
  7. 13. the way to get an answer
Down
  1. 1. how lengthy you are
  2. 2. Getting Smaller by time
  3. 3. the bottom of something
  4. 4. something to get to an answer
  5. 5. something that keeps you down to earth(literally)
  6. 6. the inside of something
  7. 8. what you use instead of a fraction
  8. 9. the answer to a addition problem problem