0580/22 Oct/Nov 2025, Question 9: Addition and Subtraction of Fractions
Cambridge IGCSE Mathematics 0580 · Paper 22 (Extended) · Non-calculator · 3 marks
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The question, in short
Find the fraction of a full juice bottle left after Rajid drinks 1/3 on Monday and 3/7 on Tuesday.
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Solution · 3 marks
- 11/3 + 3/7 = 7/21 + 9/21 = 16/21
- 2Remaining = 1 − 16/21 = 5/21
Answer5/21
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