Numbers 1-20 Crossword

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Across
  1. 1. 30+7-22
  2. 7. two+two
  3. 8. 2+2+2
  4. 10. 8+8
  5. 11. fourteen+three
  6. 13. eleven+seven
  7. 16. twenty-ten
  8. 18. two+ten
  9. 19. 6+1
Down
  1. 2. 11+8
  2. 3. 20-6
  3. 4. seventeen-fifteen
  4. 5. 37-32
  5. 6. sixteen-three
  6. 9. 87+13-99
  7. 12. 7+7+6
  8. 14. ten-two
  9. 15. three+six
  10. 16. twenty-seventeen
  11. 17. 21-10