1. Sequences – Geometric – Shootout!
Students compete (1v1 in pairs or in teams, at their tables or at the front) to
answer questions the quickest.
Students could write on your whiteboard or their own.
Delete too difficult/easy question slides beforehand.
Click anywhere to start the music, then click ‘Go’ to show the question,
then click again to show the answer.
This game has sound!

2. Shootout!
Geometric Sequences

3. Correct Answer = 1pt
Fastest! = 1pt

4. Ready?
Go!

5. What is the next term in this
geometric sequence?
1, 2, 4, 8, … 16

6. Ready?
Go!

7. What is the next term in this
geometric sequence?
10, 100, …
1000

8. Ready?
Go!

9. What is the next term in this
geometric sequence?
3, 12, … 48

10. Ready?
Go!

11. What is the next term in this
geometric sequence?
5, 25, …
125

12. Ready?
Go!

13. What is the nth term for this sequence?
2, 4, 8, 16, …
2 × 2n−1

14. Ready?
Go!

15. What is the nth term for this sequence?
1, 3, 9, 27, …
3n−1

16. Ready?
Go!

17. What is the nth term for this sequence?
5, 10, 20, 40, …
5 × 2n−1

18. Ready?
Go!

19. What is the nth term for this sequence?
4, 20, 100, 500, …
4 × 5n−1

20. Ready?
Go!

21. What is the nth term for this sequence?
−2, −6, −18, −54, …
−2 × 3n−1

22. Ready?
Go!

23. What is the nth term for this sequence?
−5, 20, −100, 400, …
−5 × (−4)n−1

24. Ready?
Go!

25. What is the missing term in this
geometric sequence?
3, … , 48, 12

26. Ready?
Go!

27. What is the missing term in this
geometric sequence?
5, … , 45, 15

28. Ready?
Go!

29. What is the missing term in this
geometric sequence?
8, … , 18, 12

30. Ready?
Go!

31. What are the missing terms in this
geometric sequence?
6, … , … , 162,
18, 54,

33. tom@goteachmaths.co.uk Questions? Comments? Suggestions?
…or have you found a mistake!?
Any feedback would be appreciated .
Please feel free to