Across
- 1. Eleven added to nine
- 3. Subtract twelve from thirty
- 5. Six and five combined
- 7. The difference of twenty‑two and eight
- 10. The total of fourteen and six
- 16. Eighteen increased by seven
- 17. Twenty minus five
- 18. Seven together with six
- 19. Forty‑five left after twenty
- 20. Twenty‑seven less nine
Down
- 2. Sixteen remain altogether after four
- 4. The sum of twelve and eight
- 6. Fourteen decreased by six
- 8. Twenty‑five with ten fewer
- 9. Add nine and four
- 11. Fifteen taken away from forty
- 12. Thirty change by seven
- 13. Eight and twelve in all make twenty
- 14. Five plus three
- 15. How many more than seven is thirteen