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Learners calculate VAT from an advertised laptop price including VAT, find percentage reduction in sugar from 42 g to 27 g with a reverse check, determine percentage change in social media posts from 2018 to 2019 and judge whether a 2020 target is a rise of more than 25, and compute the percentage reduction in a diagram after resizing units. Includes a detailed mark scheme with processes and evidence.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/percentage-change-question-1-level-2-calculator/620482/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/percentage-change-question-1-level-2-calculator/620482.png","ImageObject",300,407,{"name":92,"@type":93},"Theodore","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-20",true,{"@type":102,"interactionType":103,"userInteractionCount":81},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"How do you calculate the VAT from the laptop advert price?","Question",{"text":112,"@type":113},"Use the relationship between the VAT-inclusive price and the VAT rate given, then calculate the VAT amount and round to the required accuracy stated in the mark scheme.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How is the percentage reduction in sugar from 42 g to 27 g found and checked?",{"text":117,"@type":113},"Compute the difference (42 − 27), divide by the original (42), then multiply by 100 and round to the nearest whole number. For the reverse check, use the percentage result to confirm it returns 27 g from 42 g.",{"name":119,"@type":110,"acceptedAnswer":120},"How do you determine whether the 2020 target is an increase of more than 25 compared to 2019?",{"text":121,"@type":113},"First calculate the percentage change from the 2019 value to the target (or test the target increase against the 25% threshold). The mark scheme uses an equivalent comparison approach to decide correctness.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},620482,1792906618,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":81,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":34,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":143,"read_time":144,"preview_page_count":4},7971461740886,"https://ap-avatar.wpscdn.com/davatar_3d24733baf745e90a7e4bdd5f77d97b2","Percentage Change  \nQuestion 1 (Level 2 Calculator)  \nGosia runs a business.  \nShe needs to buy a new laptop.  \nGosia sees this advert.  \n.  \nCost: £1599.99 including VAT at 20%  \nShe needs to work out how much VAT she is paying on the laptop. Calculate the VAT.  \n£  \nQuestion 2 (Calculator Level 2)  \nJon is designing the packaging for a packet of reduced sugar biscuits.  \nThe sugar content has been reduced from 42 g to 27 g of sugar in each packet. Jon wants to advertise the percentage reduction in sugar.  \n(a) Work out the percentage reduction in sugar for Jon. Give your answer to the nearest whole number  \n%  \n(b) Use a reverse calculation to show a check of your answer.  \nQuestion 3 (Calculator Level 2)  \nOscar is writing a report about the number of social media posts at his company. He has this information.  \n\n| Year | 2015 | 2016 | 2017 | 2018 | 2019 |\n| --- | --- | --- | --- | --- | --- |\n| Number of\u003Cbr>posts | 320 | 472 | 654 | 799 | 931 |\n\nHe needs to work out the percentage change in the number of posts from 2018 to 2019.  \n(a) Work out the percentage change in the number of posts from 2018 to 2019.  \nGive your answer to one decimal place.  \n%  \nOscar sets a target to post 1400 times in 2020.  \nHe thinks this is an increase of more than 25 compared to 2019.  \n(b) Is Oscar correct?  \nQuestion 4 (Calculator Level 2)  \nAlia has a diagram that measures 25 cm by 15 cm.  \nShe resizes the diagram to measure 185 mm by 111 mm.  \nWhat percentage has Alia reduced the diagram by?  \n%  \nMark Scheme  \n\n| Question | Process | Mark | Mark\u003Cbr>Ref | Evidence |\n| --- | --- | --- | --- | --- |\n| Q1 | Process to find original price\u003Cbr>Calculates difference to find VAT\u003Cbr>Accurate figure | 1 or\u003Cbr>2 or\u003Cbr>3 | A\u003Cbr>AB\u003Cbr>ABC | e.g. (1599.99 ÷ 120) x 100 (=1333.325)\u003Cbr>e.g. 1599.99 – ‘1333.325’(=266.665)\u003Cbr>£266.66(5) OR £266.67 |\n| Total marks for question |  | 3 |  |  |\n\n\n| Question | Process | Mark | Mark\u003Cbr>Ref | Evidence |\n| --- | --- | --- | --- | --- |\n| Q2(a) | Begins process to find percentage change\u003Cbr>Full process to find percentage change\u003Cbr>Accurately rounded figure | 1 or\u003Cbr>2 or\u003Cbr>3 | A\u003Cbr>AB\u003Cbr>ABC | 42 – 27 (=15) and ‘15’ ÷ 42 (=0.357..)\u003Cbr>‘0.357…’ x 100 (=35.7..)\u003Cbr>36(%) |\n| Q2(b) | Valid reverse check | 1 | D | 35.7.. ÷ 100 =0 .357.. or 0.357.. x 42 = 15 or 15 + 27 = 42 |\n| Total marks for question |  | 4 |  |  |\n\n\n| Question | Process | Mark | Mark\u003Cbr>Ref | Evidence |\n| --- | --- | --- | --- | --- |\n| Q3(a) | Selects correct figures from table\u003Cbr>Process to find percentage change\u003Cbr>Accurate figure correct to 1 decimal place | 1 or\u003Cbr>2 or\u003Cbr>3 | A\u003Cbr>AB\u003Cbr>ABC | 931 and 799 seen May be indicated on table\u003Cbr>931 – 799 (=132) AND\u003Cbr>(‘132’ ÷ 799) x 100 (=16.52..) oe\u003Cbr>16.5% |\n\n\n|  |  |  |  |  |\n| --- | --- | --- | --- | --- |\n| Q3(b) | Process to find fraction of amount\u003Cbr>Process to increase\u003Cbr>Valid decision and accurate figure | 1 or\u003Cbr>2 or\u003Cbr>3 | D\u003Cbr>DE\u003Cbr>DEF | (931 ÷ 5) x 2 (=372.4)\u003Cbr>931 + ‘372.4’(=1303.4) OR 1400 – 931 (=469)\u003Cbr>Yes AND 1303(.4)\u003Cbr>Yes AND 372.4 AND 469 |\n| Total marks for question |  | 6 |  |  |\n\n\n| Question | Process | Mark | Mark\u003Cbr>Ref | Evidence |\n| --- | --- | --- | --- | --- |\n| Q4 | Uses consistent units\u003Cbr>Process to find percentage change\u003Cbr>Accurate figure | 1\u003Cbr>1 or\u003Cbr>2 | A\u003Cbr>B\u003Cbr>BC | 250mm or 150mm or 18.5cm or 11.1cm\u003Cbr>May be seen in subsequent workings\u003Cbr>(25 – 18.5) ÷ 25 (=0.26) or (15 – 11.1) ÷ 15 (=0.26) AND‘0.26’ x 100 (=26)\u003Cbr>26(%) |\n| Total marks for question |  | 3 |  |  |","cbCaiv59hdB4FTJE","https://ap.wps.com/l/cbCaiv59hdB4FTJE","pdf",203907,"English","# Question 1\n# Question 2\n## (a) Percentage reduction\n## (b) Reverse calculation check\n# Question 3\n## (a) Percentage change (2018 to 2019)\n## (b) Check whether increase is more than 25\n# Question 4\n# Mark Scheme","[{\"question\":\"How do you calculate the VAT from the laptop advert price?\",\"answer\":\"Use the relationship between the VAT-inclusive price and the VAT rate given, then calculate the VAT amount and round to the required accuracy stated in the mark scheme.\"},{\"question\":\"How is the percentage reduction in sugar from 42 g to 27 g found and checked?\",\"answer\":\"Compute the difference (42 − 27), divide by the original (42), then multiply by 100 and round to the nearest whole number. For the reverse check, use the percentage result to confirm it returns 27 g from 42 g.\"},{\"question\":\"How do you determine whether the 2020 target is an increase of more than 25 compared to 2019?\",\"answer\":\"First calculate the percentage change from the 2019 value to the target (or test the target increase against the 25% threshold). The mark scheme uses an equivalent comparison approach to decide correctness.\"}]","Percentage Change - Question 1 - Level 2 Calculator | PDF",1792464155,18]