Across
- 3. 1/15 + 1/2
- 5. 1/2 - 1/7
- 6. 2/3 - 4/10
- 8. 3/7 + 4/14
- 10. 20/25 - 5/25
- 12. 19/20 - 8/20
- 15. 19/100 + 31/100
- 17. 1/3 + 4/6
- 18. 3/4 - 2/3
- 20. 19/20 - 18/20
Down
- 1. 3/5 + 1/5
- 2. 3/4 +3/25
- 4. 8/9 - 1/2
- 7. 76/100 - 39/100
- 9. 2/20 + 8/20 + 2/20
- 11. 14/20 + 4/20
- 13. 3/5 + 1/4
- 14. 5/6 - 1/2
- 16. 41/50 - 19/50
- 19. 1/4 + 2/4