IGCSE Practice

IGCSE Numbers — Simple and compound interest Practice Extended

7 Cambridge IGCSE 0580 questions on simple and compound interest at the Extended tier — each with its full mark scheme. For the Core tier on the same skill, click here.

How to approach simple and compound interest — open the study guide

Simple and compound interest on IGCSE 0580

Simple: I = (P × r × t) / 100. Compound amount: A = P × (1 + r/100)ᵗ.

Practice exercises

Exercise 1 — Cambridge IGCSE 0580 Specimen 2025 Paper 41 Q14

Cambridge past paper 13 marks Paper 41 Specimen 2025
IGCSE 0580 Specimen 2025 Paper 41 Question 14 — Simple and compound interest (Extended, 13 marks)
Show mark scheme
Mark scheme for IGCSE 0580 Specimen 2025 Paper 41 Q14

Exercise 2 — Cambridge IGCSE 0580 Jun 2025 Paper 42 Q17

Cambridge past paper 10 marks Paper 42 Jun 2025
IGCSE 0580 Jun 2025 Paper 42 Question 17 — Simple and compound interest (Extended, 10 marks)
Show mark scheme
Mark scheme for IGCSE 0580 Jun 2025 Paper 42 Q17

Exercise 3 — Cambridge IGCSE 0580 Nov 2025 Paper 42 Q14

Cambridge past paper 8 marks Paper 42 Nov 2025
IGCSE 0580 Nov 2025 Paper 42 Question 14 — Simple and compound interest (Extended, 8 marks)
Show mark scheme
Mark scheme for IGCSE 0580 Nov 2025 Paper 42 Q14

Exercise 4 — Cambridge IGCSE 0580 Mar 2025 Paper 42 Q11

Cambridge past paper 5 marks Paper 42 Mar 2025
IGCSE 0580 Mar 2025 Paper 42 Question 11 — Simple and compound interest (Extended, 5 marks)
Show mark scheme
Mark scheme for IGCSE 0580 Mar 2025 Paper 42 Q11

Exercise 5 — Cambridge IGCSE 0580 Jun 2025 Paper 21 Q3

Cambridge past paper 3 marks Paper 21 Jun 2025
IGCSE 0580 Jun 2025 Paper 21 Question 3 — Simple and compound interest (Extended, 3 marks)
Show mark scheme
Mark scheme for IGCSE 0580 Jun 2025 Paper 21 Q3

Exercise 6 — Cambridge IGCSE 0580 Jun 2025 Paper 41 Q16

Cambridge past paper 3 marks Paper 41 Jun 2025
IGCSE 0580 Jun 2025 Paper 41 Question 16 — Simple and compound interest (Extended, 3 marks)
Show mark scheme
Mark scheme for IGCSE 0580 Jun 2025 Paper 41 Q16

Exercise 7 — Cambridge IGCSE 0580 Nov 2025 Paper 41 Q22

Cambridge past paper 3 marks Paper 41 Nov 2025
IGCSE 0580 Nov 2025 Paper 41 Question 22 — Simple and compound interest (Extended, 3 marks)
Show mark scheme
Mark scheme for IGCSE 0580 Nov 2025 Paper 41 Q22

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