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It explains rounding minutes to the next hour to simplify computation, then adjusting by the difference in minutes to obtain the exact elapsed time. The key includes a model problem (e.g., 6:25 + 1 hour and 55 minutes) and twenty practice items showing rounded-hour reasoning, followed by a final answers list.",{"@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/determining-time-using-rounding-answer-key-483047/483047/",{"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/determining-time-using-rounding-answer-key-483047/483047.png","ImageObject",300,407,{"name":92,"@type":93},"Indoniesian Boy","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-09-30",true,{"@type":102,"interactionType":103,"userInteractionCount":24},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"Why does the method round time to the next hour first?","Question",{"text":112,"@type":113},"Rounding to the next hour makes the addition or subtraction easier to compute. The difference created by rounding is then corrected using the exact minutes.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How is the correction applied after rounding?",{"text":117,"@type":113},"After rounding minutes up, the solution subtracts the extra minutes added by the rounding. After rounding down, the solution adds the missing minutes.",{"name":119,"@type":110,"acceptedAnswer":120},"What type of problems are included in the answer key?",{"text":121,"@type":113},"The document includes example and practice problems that add times expressed as hours and minutes, using the rounding-to-hour strategy and then giving final exact results.","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},483047,1793114196,{"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":24,"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":143,"read_time":39,"preview_page_count":4},962090760608,"https://ap-avatar.wpscdn.com/davatar_276721f389ce27ea32af1340a28f341c","Determining Time Using Rounding  \nName:  \nDetermine the answer by using rounding strategies.  \n6:25 + 1 hour and 55 minutes When rounded to 2 hours, we can easily  \nsee that 6:25 + 2 hours is 8:25 .  \nWhen adding or subtracting time, it is often But since we added 5 minutes, now we  \neasier to round to the next hour first. must take away 5 minutes.  \nIn the example above we can round 1 hour and 55 minutes up to 2 hours (5 minutes  \nmore) .  \n6:25 + 2 hours = 8:25 8:25-5 Minutes = 8:20  \nAnd now we know the elapsed time!  \nEx) 7:50 + 3 hours and 50 minutes = 11:40  \n1) 7:50 + 3 hours and 50 minutes =  \n2) 6:25 + 2 hours and 50 minutes =  \n3) 6:25 + 2 hours and 50 minutes =  \n4) 3:10 + 2 hours and 55 minutes =  \n5) 3:10 + 2 hours and 55 minutes =  \n6) 1:50 + 2 hours and 50 minutes =  \n7) 1:50 + 2 hours and 50 minutes =  \n8) 2:05 + 2 hours and 55 minutes =  \n9) 2:05 + 2 hours and 55 minutes =  \n10) 6:20 + 1 hour and 55 minutes =  \n11) 6:20 + 1 hour and 55 minutes =  \n12) 3:15 + 3 hours and 55 minutes =  \n13) 3:15 + 3 hours and 55 minutes =  \n14) 4:25 + 3 hours and 50 minutes =  \n15) 4:25 + 3 hours and 50 minutes =  \n16) 7:15 + 1 hour and 55 minutes =  \n17) 7:15 + 1 hour and 55 minutes =  \n18) 6:20 + 2 hours and 50 minutes =  \n19) 6:20 + 2 hours and 50 minutes =  \n20) 5:00 + 3 hours and 50 minutes =  \nAnswers  \nEx. 11:40  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \n9.  \n10.  \n11.  \n12.  \n13.  \n14.  \n15.  \n16.  \n17.  \n18.  \n19.  \n20.  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nDetermining Time Using Rounding  \nName: Answer Key  \n\n| Determine the answer by using rounding strategies.\u003Cbr>\u003Cbr>6:25 + 1 hour and 55 minutes\u003Cbr>When adding or subtracting time, it is often easier to round to the next hour first. In the example above we can round 1 hour and 55 minutes up to 2 hours (5 minutes more) .\u003Cbr>6:25 + 2 hours = 8:25\u003Cbr>When rounded to 2 hours, we can easily see that 6:25 + 2 hours is 8:25 . But since we added 5 minutes, now we must take away 5 minutes.\u003Cbr>8:25-5 Minutes = 8:20 And now we know the elapsed time!\u003Cbr>Ex) 7:50 + 3 hours and 50 minutes =  11:40 \u003Cbr>1) 7:50 + 3 hours and 50 minutes =  5:05 \u003Cbr>2) 6:25 + 2 hours and 50 minutes =  9:15 \u003Cbr>3) 6:25 + 2 hours and 50 minutes =  5:15 \u003Cbr>4) 3:10 + 2 hours and 55 minutes =  6:05 \u003Cbr>5) 3:10 + 2 hours and 55 minutes =  4:05 \u003Cbr>6) 1:50 + 2 hours and 50 minutes =  4:40 \u003Cbr>7) 1:50 + 2 hours and 50 minutes =  3:35 \u003Cbr>8) 2:05 + 2 hours and 55 minutes =  5:00 \u003Cbr>9) 2:05 + 2 hours and 55 minutes =  7:45 \u003Cbr>10) 6:20 + 1 hour and 55 minutes =  8:15 \u003Cbr>11) 6:20 + 1 hour and 55 minutes =  4:30 \u003Cbr>12) 3:15 + 3 hours and 55 minutes =  7:10 \u003Cbr>13) 3:15 + 3 hours and 55 minutes =  1:10 \u003Cbr>14) 4:25 + 3 hours and 50 minutes =  8:15 \u003Cbr>15) 4:25 + 3 hours and 50 minutes =  7:30 \u003Cbr>16) 7:15 + 1 hour and 55 minutes =  9:10 \u003Cbr>17) 7:15 + 1 hour and 55 minutes =  6:45 \u003Cbr>18) 6:20 + 2 hours and 50 minutes =  9:10 \u003Cbr>19) 6:20 + 2 hours and 50 minutes =  5:40 \u003Cbr>20) 5:00 + 3 hours and 50 minutes =  8:50  | Answers\u003Cbr>Ex.  11:40 \u003Cbr>1.  5:05  2.  9:15  3.  5:15  4.  6:05  5.  4:05  6.  4:40  7.  3:35  8.  5:00  9.  7:45  10.  8:15  11.  4:30  12.  7:10  13.  1:10  14.  8:15  15.  7:30  16.  9:10  17.  6:45  18.  9:10  19.  5:40 \u003Cbr>20. 8:50 |\n| --- | --- |\n\nMath  \nSeed: 1889061683-936  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nDetermining Time Using Rounding  \nName:  \nDetermine the answer by using rounding strategies.  \n6:25 + 1 hour and 55 minutes  \nWhen adding or subtracting time, it is often easier to round to the next hour first. In the example above we can round 1 hour and 55 minutes up to 2 hours (5 minutes more) .  \n6:25 + 2 hours = 8:25  \nWhen rounded to 2 hours, we can easily see that 6:25 + 2 hours is 8:25 . But since we added 5 minut","cbCaiu4NKOeaxrhb","https://ap.wps.com/l/cbCaiu4NKOeaxrhb","pdf",50895,"English","# Rounding Strategy for Time\n## Example Walkthrough\n## Practice Problems and Answers","[{\"question\":\"Why does the method round time to the next hour first?\",\"answer\":\"Rounding to the next hour makes the addition or subtraction easier to compute. The difference created by rounding is then corrected using the exact minutes.\"},{\"question\":\"How is the correction applied after rounding?\",\"answer\":\"After rounding minutes up, the solution subtracts the extra minutes added by the rounding. After rounding down, the solution adds the missing minutes.\"},{\"question\":\"What type of problems are included in the answer key?\",\"answer\":\"The document includes example and practice problems that add times expressed as hours and minutes, using the rounding-to-hour strategy and then giving final exact results.\"}]","Determining Time Using Rounding - Answer Key | PDF",1790799853]