0580/13 May/Jun 2024, Question 2: Order of Operations
Cambridge IGCSE Mathematics 0580 · Paper 13 (Core) · Calculator · 1 mark
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The question, in short
Insert one pair of brackets into 5 + 4 × 3 + 9 so the result equals 53.
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Solution · 1 mark
- 14 × (3 + 9) = 4 × 12 = 48
- 25 + 48 = 53
- 35 + 4 × (3 + 9) = 53
Answer5 + 4 × (3 + 9) = 53
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