1. Direct & Inverse – Proportion – Penalty Shootout
This is a quick game to quiz students.
Click/Touch the answer for an animation.
Click/Touch ‘Next Kicker’ to bring up the next question.
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2. Direct & Inverse Proportion
Penalty Shootout!
SAVED!
GOOOAL!!
Direct & Inverse Proportion

3. SAVED! GOOOAL!! 𝑦 ∝ 𝑥 QUESTION When 𝑥 = 2, 𝑦 = 6 When 𝑥 = 4, 𝑦 = ? 1214
NEXT KICKER 16

4. SAVED! GOOOAL!! 𝑦 ∝ 𝑥2 QUESTION When 𝑥 = 2, 𝑦 = 16 When 𝑥 = 3, 𝑦 = ?30 32
NEXT KICKER 36

5. SAVED! GOOOAL!! 𝑦 ∝ 𝑥 QUESTION When 𝑥 = 9, 𝑦 = 15 When 𝑥 = 16, 𝑦 = ?
𝑦 ∝ 𝑥
When 𝑥 = 9, 𝑦 = 15
When 𝑥 = 16,
𝑦 = ?
GOOOAL!!
SAVED! 40 20
NEXT KICKER 30

6. SAVED! GOOOAL!! 𝑦 ∝ 𝑘 𝑥 QUESTION When 𝑥 = 8, 𝑦 = 0.5 When 𝑥 = 2, 𝑦 = ?
𝑦 ∝ 𝑘 𝑥
When 𝑥 = 8, 𝑦 = 0.5
When 𝑥 = 2,
𝑦 = ?
GOOOAL!!
SAVED! 2 1
NEXT KICKER 4

7. SAVED! GOOOAL!! 𝑦 ∝ 𝑥 QUESTION When 𝑥 = 4, 𝑦 = 24 When 𝑥 = 3, 𝑦 = ? 1814
NEXT KICKER 12

8. SAVED! GOOOAL!! 𝑦 ∝ 𝑘 𝑥2 QUESTION When 𝑥 = 2, 𝑦 = 2 When 𝑥 = 4, 𝑦 = ?
𝑦 ∝ 𝑘 𝑥2
When 𝑥 = 2, 𝑦 = 2
When 𝑥 = 4,
𝑦 = ?
GOOOAL!!
SAVED!
0.25 1
NEXT KICKER
0.5

9. SAVED! GOOOAL!! 𝑦 ∝ 𝑥2 QUESTION When 𝑥 = 4, 𝑦 = 32 When 𝑥 = 5, 𝑦 = ?20 50
NEXT KICKER 25

10. SAVED! GOOOAL!! 𝑦 ∝ 𝑘 𝑥 QUESTION When 𝑥 = 5, 𝑦 = 0.4 When 𝑥 = 2, 𝑦 = ?
𝑦 ∝ 𝑘 𝑥
When 𝑥 = 5, 𝑦 = 0.4
When 𝑥 = 2,
𝑦 = ?
GOOOAL!!
SAVED! 1 4
NEXT KICKER 5

11. SAVED! GOOOAL!! 𝑦 ∝ 𝑥 QUESTION When 𝑥 = 16, 𝑦 = 12 When 𝑥 = 25, 𝑦 = ?
𝑦 ∝ 𝑥
When 𝑥 = 16, 𝑦 = 12
When 𝑥 = 25,
𝑦 = ?
GOOOAL!!
SAVED! 10 15
NEXT KICKER 20

12. SAVED! GOOOAL!! 𝑦 ∝ 𝑘 𝑥 QUESTION When 𝑥 = 16, 𝑦 = 1.5 When 𝑥 = 9,
𝑦 ∝ 𝑘 𝑥
When 𝑥 = 16, 𝑦 = 1.5
When 𝑥 = 9,
𝑦 = ?
GOOOAL!!
SAVED! 3 6
NEXT KICKER 2

13. SAVED! GOOOAL!! 𝑦 ∝ 𝑘 𝑥2 QUESTION When 𝑥 = 3, 𝑦 = 2 When 𝑥 = 1, 𝑦 = ?
𝑦 ∝ 𝑘 𝑥2
When 𝑥 = 3, 𝑦 = 2
When 𝑥 = 1,
𝑦 = ?
GOOOAL!!
SAVED! 18 8
NEXT KICKER 12

14. SAVED! GOOOAL!! 𝑦 ∝ 𝑘 𝑥 QUESTION When 𝑥 = 100, 𝑦 = 1 When 𝑥 = 25,
𝑦 ∝ 𝑘 𝑥
When 𝑥 = 100, 𝑦 = 1
When 𝑥 = 25,
𝑦 = ?
GOOOAL!!
SAVED! 2 4 6

15. tom@goteachmaths.co.uk Questions? Comments? Suggestions?
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