Ty/ King Gimpenstick crossword.

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Across
  1. 3. the answer to addition problem
  2. 6. problems with triangles
  3. 8. problems with letters in it
  4. 9. a thing you study for
  5. 10. a number that can only be timesed by 3,1 and itself
Down
  1. 1. when you want to undo a multiplication
  2. 2. 7x8 is it
  3. 4. can only be timesed by 2,1 and itself
  4. 5. the thing you do after school
  5. 7. someone who helps out