Across
- 1. 30+7-22
- 7. two+two
- 8. 2+2+2
- 10. 8+8
- 11. fourteen+three
- 13. eleven+seven
- 16. twenty-ten
- 18. two+ten
- 19. 6+1
Down
- 2. 11+8
- 3. 20-6
- 4. seventeen-fifteen
- 5. 37-32
- 6. sixteen-three
- 9. 87+13-99
- 12. 7+7+6
- 14. ten-two
- 15. three+six
- 16. twenty-seventeen
- 17. 21-10
