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Each item asks for the correct algebraic expression to compute changes such as percent increases, percent decreases, discounts, and new quantities. Scenarios include an ice cream calorie change, phone weight comparison between years, monitor sales savings, an hourly wage increase after a raise, scaling a square’s side length, gas price drop, cereal marshmallow increases, computer sale price difference, textbook price increase, and savings from buying multiple phone cases.",{"@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/percent-word-problems-as-decimal-expressions-answer-key/464228/",{"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/percent-word-problems-as-decimal-expressions-answer-key/464228.png","ImageObject",300,407,{"name":92,"@type":93},"Lucas Martin","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-04","2026-09-30",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},"What does the worksheet ask students to do in each question?","Question",{"text":112,"@type":113},"Determine which algebraic expression correctly matches the described percent situation (increase, decrease, or discount).","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How are percent changes converted into decimal expressions in these problems?",{"text":117,"@type":113},"Percent changes are represented using decimal multipliers (e.g., 9% becomes 1.09 as an increase, or 0.11 as 11% of a base amount).",{"name":119,"@type":110,"acceptedAnswer":120},"What topics are covered across the word problems?",{"text":121,"@type":113},"The set includes calorie changes, year-to-year comparisons, savings from sales, wage increases, geometric scaling, price drops, product quantity increases, and differences between regular and sale prices.","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},464228,1790767879,{"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":34,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":81,"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":129,"read_time":39},8796095360427,"https://ap-avatar.wpscdn.com/davatar_994ba38a5ba835b3df7d355c54d3ed8d","Percent Word Problems as Decimal Expressions Name:  \n\n| Determine which expression is the correct answer.\u003Cbr>1) An icecream bar was 894 calories. If they increased the size of the bar by 9% which expression can be used to find the new calorie count?\u003Cbr>A. i -0.09 B. i -9 C. 894 × 1.09 D. i -1.09 |  |  |  |  |  |  |  | Answers |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n|  |  |  |  |  |  |  |  | 1.   |  |  |  |\n| 2) | This years model of a cell phone is 9 percent heavier than last years. This years model weight is represent by w. Which expression can be used to calculate the weight of last years model? |  |  |  |  |  |  | 2.  \u003Cbr>3.   |  |  |  |\n| 3) | A. i -1.09 B. i -9 C. i -0.09 D. i ÷ 1.09 A company was having a sale for 9% off the price of computer monitors. Which expression shows how much money you would save if you bought 32 monitors for z dollars a piece? |  |  |  |  |  |  | 4.  \u003Cbr>5.   |  |  |  |\n| 4) | A. 0.09 × 32z B. z-1.09 C. z-0.09 D. z-9 Joe was earning $6 an hour before his raise. After his 5% raise he was making $6.3 an hour. Which expression shows how his new hourly rate was calculated?\u003Cbr>A. r-1.05 B. r-0.05 C. r-5 D. 6 × 1.05 |  |  |  |  |  |  | 6.  \u003Cbr>7.   |  |  |  |\n| 5) | Oliver drew a square with each side being exactly 11 centimeters long. If he wanted to make the square 8% larger which expression can he use to find the new sides length?\u003Cbr>A. s-8 B. s-0.08 C. 11 × 1.08 D. s-1.08 |  |  |  |  |  |  | 8.  \u003Cbr>9.   |  |  |  |\n| 6) | Over the summer gas prices dropped 2% . Which expression shows the new price of a gallon of gas? (the old price is represented by g)\u003Cbr>A. g-1.02 B. g-0 .02g C. 100g + 0.02 D. g-0.02 |  |  |  |  |  |  | 10.   |  |  |  |\n| 7) | A box of cereal advertised having 50% more marshmallows. The original cereal had y cups of marshmallow. Which expression shows the how many cups of marshmallows the new cereal has? |  |  |  |  |  |  |  |  |  |  |\n| 8) | A. y-1.5 B. 100y + 0.5 C. y + (0 . 5 × y) D. y-0.5 The regular price of a computer was 555 dollars, but over the weekend it'll be on sale for for 11 percent off. Which expression shows the difference in price from normal(n) to sale?\u003Cbr>A. n-0.11 B. n-11 C. n-1.11 D. n × 0.11 |  |  |  |  |  |  |  |  |  |  |\n| 9) | Last year the price of a college textbook(b) was $152. This year the price will be 20% higher. Which expression shows the difference in price from last year to this year?\u003Cbr>A. b-1.2 B. b-20 C. b-0.2 D. b × 0.2 |  |  |  |  |  |  |  |  |  |  |\n| 10) | A mall kiosk needed to buy 44 new cell phone cases at z dollars a piece. Because they were buying so many they got 5% off the price. Which expression shows how much money they saved?\u003Cbr>A. z-1.05 B. 0.05 × 44z C. z-5 D. z-0.05 |  |  |  |  |  |  |  |  |  |  |\n| 1-10 |  | 90 | 80 | 70 | 60 | 50 | 40 | 30 | 20 | 10 | 0 |\n\n[Math](Math www.CommonCoreSheets.com 1)[ www.CommonCoreSheets.com](Math www.CommonCoreSheets.com 1)[ 1](Math www.CommonCoreSheets.com 1)  \n Percent Word Problems as Decimal Expressions Name: Answer Key  \n\n| Determine which expression is the correct answer.\u003Cbr>1) An icecream bar was 894 calories. If they increased the size of the bar by 9% which expression can be used to find the new calorie count? |  |  |  |  |  |  |  | Answers |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n|  |  |  |  |  |  |  |  | 1.  C  |  |  |  |  |\n| 2) | A. i -0.09 B. i -9 C. 894 × 1.09 D. i -1.09\u003Cbr>This years model of a cell phone is 9 percent heavier than last years. This years model weight is represent by w. Which expression can be used to calculate the weight of last years model?\u003Cbr>A. i -1.09 B. i -9 C. i -0.09 D. i ÷ 1.09 |  |  |  |  |  |  | 2.\u003Cbr>3.\u003Cbr>4. |  | D |  |  |\n|  |  |  |  |  |  |  |  |  |  | A |  |  |\n|  |  |  |  |  |  |  |  |  |  | D |  |  |\n| 3) | A company was having a sale for 9% off the price of computer monitors. Which expression shows how much money you would save if you bought 32 mon","cbCaidiNLcVrrZdb","https://ap.wps.com/l/cbCaidiNLcVrrZdb","pdf",46211,"English","# Determine Correct Expressions\n## Percent Increase and Discount Applications","[{\"question\":\"What does the worksheet ask students to do in each question?\",\"answer\":\"Determine which algebraic expression correctly matches the described percent situation (increase, decrease, or discount).\"},{\"question\":\"How are percent changes converted into decimal expressions in these problems?\",\"answer\":\"Percent changes are represented using decimal multipliers (e.g., 9% becomes 1.09 as an increase, or 0.11 as 11% of a base amount).\"},{\"question\":\"What topics are covered across the word problems?\",\"answer\":\"The set includes calorie changes, year-to-year comparisons, savings from sales, wage increases, geometric scaling, price drops, product quantity increases, and differences between regular and sale prices.\"}]","Percent Word Problems as Decimal Expressions - Answer Key | PDF"]