Numbers

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Across
  1. 2. - What is four plus two?
  2. 4. - What is one plus one?
  3. 5. - What is ten plus three?
  4. 8. - What is ten minus one?
  5. 10. - What is nine plus nine?
  6. 11. - What is five plus two?
  7. 12. - What is ten plus five?
  8. 13. - What is seven plus three?
  9. 14. - What is ten plus ten?
  10. 15. - What is ten minus two?
  11. 16. - What is twenty minus nine?
  12. 17. - What do you get when you add zero to one?
Down
  1. 1. - What is seven plus nine?
  2. 3. - What is two plus two?
  3. 5. - What is six plus six?
  4. 6. - What is twenty minus one?
  5. 7. - What is four plus one?
  6. 9. - What is twenty minus three?
  7. 12. - What is twenty minus six?
  8. 13. - What is two plus one?