Nicole's Crossword Puzzel

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Across
  1. 4. Lemons are this colour
  2. 6. Sixteen minus twelve
  3. 7. The season after winter and before summer
  4. 9. Plums are this colour
  5. 12. A number less than one
  6. 13. Sixteen divided by two
  7. 14. Seventy divided by ten
  8. 16. The season after fall and before spring
  9. 18. You use these to see
Down
  1. 1. The season before winter and after summer
  2. 2. Fifty divided by ten
  3. 3. The fifth colour in the rainbow
  4. 5. The Second colour in the rainbow
  5. 8. Three plus three
  6. 9. Grass is usually this colour
  7. 10. Six minus three
  8. 11. Four divided by two
  9. 15. The season after spring and before fall
  10. 17. The first colour in the rainbow
  11. 19. Four plus two minus five