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Problems cover length increases using a given percent, profit from buying and selling, percentage reduction in daily quantity, percentage change in daylight from one month to another (including decrease), simple savings account growth with annual interest, and swimming distance change across two weeks. Solutions include calculations and final answers rounded to one decimal place where needed.",{"@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-increase-decrease-change-problems-2-worksheet-2-answers/637444/",{"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-increase-decrease-change-problems-2-worksheet-2-answers/637444.png","ImageObject",300,407,{"name":92,"@type":93},"A glass of water","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-04","2026-10-22",true,{"@type":102,"interactionType":103,"userInteractionCount":34},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"How do you find the uncut film length when it is 15% longer than the original?","Question",{"text":112,"@type":113},"Calculate 15% of the original length, then add it to the original. 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There are 339 minutes of daylight there in December. |  |  | |  |\n| What is the percentage change from June to\u003Cbr>December? |  |  |  |  |\n| 5) | Sally puts $12,000 in a savings account |  |  |  |\n|  | which pays 3.5% interest per year. |  | |  |\n| How much money will she have at the end ofa year? |  |  |  |  |\n| 6) Newton swims 2.4 miles in a week.\u003Cbr>He swims 3.1 miles the following week. |  |  |  | |\n| What is the percentage change? |  |  |  |  |\n\nPERCENTAGE INCREASE / DECREASE /CHANGE PROBLEMS SHEET 2 ANSWERS  \nFind the percentage increases, decreases and changes.  \nGive your answers correct to 1 decimal place where needed.  \n\n| Working out |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- |\n| 1) | A film is 120 minutes long.\u003Cbr>The uncut version is 15% longer. | |  |  | 15% of 120 = 18\u003Cbr>120 + 18 = 138 |\n|  | How long is the uncut version? |  |  |  | 138 minutes |\n| 2) | Flash Harry bought a car for $8,000 .\u003Cbr>He sold the car a month later for $9,100 .\u003Cbr>|  |  |  | 9100 – 8000 = 1100 1100 ÷ 8000 = 0.1375 0.1375 x 100 = 13.75 |\n|  | What is his percentage profit? |  |  |  | 13.8% profit |\n| 3) | Tyger goes spider hunting.\u003Cbr>He collects 150 spiders in one day. |  | |  | 18% of 150 = 27\u003Cbr>150 – 27 = 123 |\n|  | He catches 18% fewer spiders the next day. |  |  |  |  |\n|  | How many spiders did he catch? |  |  |  | He caught 123 spiders. |\n| 4) | There are 1123 minutes of daylight\u003Cbr>in Anchorage, Alaska in June.\u003Cbr>There are 339 minutes of daylight\u003Cbr>there in December. |  | |  | 339 – 1123 = -784\u003Cbr>-784 ÷ 1123 = -0.6981..\u003Cbr>-0.6981 x 100= -69.81 |\n| What is the percentage change from June to -69.8%(or a 69.8% decrease) December? |  |  |  |  |  |\n| 5) | Sally puts $12,000 in a savings account |  |  |  | 3.5% of 12,000 = 420\u003Cbr>12,000 + 420 = 12,420 |\n|  | which pays 3.5% interest per year. |  | |  |  |\n| How much money will she have at the end ofa year? She will have $12,420. |  |  |  |  |  |\n| 6) | Newton swims 2.4 miles in a week. He swims 3.1 miles the following week. |  |  | | 3.1 – 2.4 = 0.7\u003Cbr>0.7 ÷ 2.4 = 0.2916…\u003Cbr>0.2916 x 100 = 29. 16% |\n|  | What is the percentage change? |  |  |  | 29.2% increase |","cbCaibHCf9xnEcSb","https://ap.wps.com/l/cbCaibHCf9xnEcSb","pdf",235379,"English","# Percentage increase/decrease/change problems\n## Problem 1-6 solutions and answers","[{\"question\":\"How do you find the uncut film length when it is 15% longer than the original?\",\"answer\":\"Calculate 15% of the original length, then add it to the original. Round to one decimal place if needed.\"},{\"question\":\"How do you calculate Flash Harry’s percentage profit from buying and selling a car?\",\"answer\":\"Find the profit as the difference between sale price and purchase price, then divide by the purchase price and multiply by 100 to get the percentage profit. Round to one decimal place if needed.\"},{\"question\":\"How do you work out the percentage change between two values like daylight in June and December?\",\"answer\":\"Compute the difference (second minus first), divide by the original value, then multiply by 100. A negative result represents a decrease.\"}]","Percentage Increase / Decrease / Change Problems 2 - Worksheet 2 Answers | PDF",1792680555]