Mathematics · Oct / Nov 2023 · Paper 22 · Question 8
0580
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Without using a calculator, work out 3 8 1 1 4 3 - . You must show all your working and give your answer as a mixed number in its simplest form. [3]
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25 7 1 3 − or 4 28 8 4 25 14 1 6 and 8 2 and 8 oe 8 8 3 18 cao [3]
B1 Correct step for dealing with mixed numbers Allow 25 k or 7 k k k 8 4 M1 Correct method to find common denominator − e.g. 1 6 , 100 56 − 3 1 8 8 32 A1
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