Numbers & Colours

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Across
  1. 2. the night is ...
  2. 3. the leaves are ...
  3. 9. 6-3 = ...
  4. 11. 2+0 = ...
  5. 12. a pig is...
  6. 13. the water is ...
  7. 14. an orange is ...
  8. 17. 20-8+4-7
  9. 18. an apple is ...
Down
  1. 1. the clouds are ...
  2. 2. the bear is ...
  3. 4. 20-12 = ...
  4. 5. poison is often ...
  5. 6. the sun is ...
  6. 7. ...-5= 0
  7. 8. 3+4 = ...
  8. 9. 100-... = 90
  9. 10. 14-10 = ...
  10. 14. 1x1 = ...
  11. 15. a donkey is ...
  12. 16. 9-2-1 = ...