NUMBERS

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Across
  1. 3. SIX + FIVE
  2. 4. EIGHTEEN - FOUR
  3. 5. FOUR + TEN
  4. 8. SEVEN - FOUR
  5. 11. THREE + FIVE
  6. 13. SIX + SIX
  7. 14. NINE - SEVEN
  8. 15. SEVEN + SIX
Down
  1. 1. NINE + SIX
  2. 2. FIFTEEN + ONE
  3. 6. EIGHT - SEVEN
  4. 7. TWENTY - ONE
  5. 9. ELEVEN + SEVEN
  6. 10. TWO + THREE
  7. 12. TWELVE + EIGHT
  8. 15. TWELVE - TWO