1. What is 275 + 275?
2. √81=?
3. What is 10 - 4?
4. What is the square root of 16?
5. Which shape has 4 equal sides?
6. What is 3 x 3?
7. What is 12 / 3?
8. What is the next number: 2, 4, 6, ...?
9. What is 5 + 7?
10. What is 15 - 5?
11. What is 7 + 3?
12. Which of these is a prime number?
13. What is 8 x 2?
14. What is 20 / 5?
15. What is the next number: 1, 3, 5, ...?
16. What is 9 - 3?
17. What is 6 / 2?
18. What is 5 x 2?
19. What is 14 - 7?
20. What is 3 + 5?