GCSE Mathematics (1MA1) – Higher Tier Paper 2H Summer 2023 student -friendly mark scheme PEARSON Please note that this mark scheme is not the one used by examiners for making scripts. It is intended more as a guide to good practice, indicating where marks are given for correct answers. As such, it doesn’t show follow -through marks (marks that are awarded despite errors being made) or special cases. It should also be noted that for many questions, there may be alternative methods of finding correct solutions th at are not shown here – they will be covered in the formal mark scheme. NOTES ON MARKING PRINCIPLES Guidance on the use of codes within this mark scheme M1 – method mark. This mark is generally given for an appropriate method in the context of the question. This mark is given for showing your working and may be awarded even if working is incorrect. P1 – process mark. This mark is generally given for setting up an appropriate process to find a solution in the context of the question. A1 – accurac y mark. This mark is generally given for a correct answer following correct working. B1 – working mark. This mark is usually given when working and the answer cannot easily be separated. C1 – communication mark. This mark is given for explaining your ans wer or giving a conclusion in context supported by your working. Some questions require all working to be shown; in such questions, no marks will be given for an answer with no working (even if it is a correct answer). Summer 2023 GCSE Mathematics 1MA 1 –2H student -friendly mark scheme (Version 1.0) 2 Question 1 (Total 3 marks) Part Working an or answer examiner might expect to see Mark Notes (a) 25 – 87.43 = 25 – 6.623… = 18.37… 6 + 2.12 = 6 + 4.41 = 10.41 M1 This mark is given for 18.37… or 10.41 seen 41.10...37.18 = 1.765… A1 This mark is given for at least three decimal places given, correctly rounded or truncated (b) 625.01 = 1.6 B1 This mark is given for the correct answer only Question 2 (Total 2 marks) Part Working or answer an examiner might expect to see Mark Notes For example 60 = 2 30 30 = 2 15 15 = 3 5 M1 This mark is given for a complete method to find the prime factors 2 2 3 5 A1 This mark is given for the correct answer only Question 3 (Total 1 mark) Part Working or answer an examiner might expect to see Mark Notes For example: Helen is wrong; she should have said “there are 16 red counters because 1 is a third of 3 and a third of 48 is 16” C1 This mark is given for a correct explanation
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