NUMBERS

12345678910111213
Across
  1. 2. 21 - 8 =
  2. 7. 19 - 5 =
  3. 9. 12 + 11 + 15 =
  4. 10. 10 + 1 + 1 =
  5. 11. 20 - 3 =
  6. 13. 10 + 5 + 3 =
Down
  1. 1. 11 + 4 + 6 + 9 =
  2. 3. 14 + 7 =
  3. 4. 12 + 4 + 3 =
  4. 5. 13 + 2 =
  5. 6. 11 + 5 =
  6. 8. 17 + 3 =
  7. 12. 18 - 7 =