0580/11 May/Jun 2025, Question 6: Order of Operations
Cambridge IGCSE Mathematics 0580 · Paper 11 (Core) · Non-calculator · 2 marks
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The question, in short
Insert one pair of brackets into each of the two calculations so that the stated results are obtained.
Summarised in our own words. Use the official paper for the exact wording and any diagrams.
Part (a) · 1 mark
Place a single pair of brackets in 7 − 5 × 4 + 8 so it equals 16.
- 1(7 − 5) × 4 + 8 = 2 × 4 + 8 = 16
Answer(7 − 5) × 4 + 8 = 16
Part (b) · 1 mark
Place a single pair of brackets in 7 − 5 × 4 + 8 so it equals −21.
- 17 − (5 × 4 + 8) = 7 − 28 = −21
Answer7 − (5 × 4 + 8) = −21
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Also searched as: 0580/11/M/J/25 · 0580_s25_qp_11 · 0580 s25 11 · question 6.
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