Across
- 3. A geometric figure which has only tree sides.
- 5. The smallest prime number is ______.
- 11. The number zero on number line is called ________.
- 12. The name of your form-master (of your class).
- 13. The result of addition.
- 16. The country is called _________.
- 17. The planet where we live is called _______.
- 18. The whole numbers together with their inverse.
- 19. The ------- numbers starts with one.
- 20. The result of multiplication.
Down
- 1. The result of division.
- 2. The name of our school.
- 4. Which numbers can be written in a/b
- 6. The ------- numbers starts with zero.
- 7. How many lessons do we have in a week.
- 8. The greatest one digit prime number.
- 9. The part of whole thing is called _____.
- 10. The capital of of Republic.
- 14. Which mark do you want for today from math.
- 15. The result of subtraction.