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Each item gives a starting time such as 2:00 PM, 10:45 PM, or 3:00 AM and asks to subtract 15 or 30 minutes to fill in the resulting time. Problems include both same-day and cross-midnight adjustments, reinforcing correct minute subtraction and proper AM/PM transitions.",{"@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/time-drills-subtracting-15-minute-increments/473633/",{"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/time-drills-subtracting-15-minute-increments/473633.png","ImageObject",300,407,{"name":92,"@type":93},"Taylor Morgan","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-11","2026-09-30",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What skill do these time drills practice?","Question",{"text":112,"@type":113},"They practice subtracting 15-minute and 30-minute increments from given times using AM/PM notation.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How are the problems formatted?",{"text":117,"@type":113},"Each problem shows a start time and an instruction like “- 30 minutes” or “- 15 minutes,” then asks for the completed resulting time.",{"name":119,"@type":110,"acceptedAnswer":120},"Do the questions include changes across midnight?",{"text":121,"@type":113},"Yes. Several examples move from PM hours into AM hours (or to a new day), requiring correct handling of AM/PM after subtraction.","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},473633,1790825320,{"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":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":41,"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},1099523885336,"https://ap-avatar.wpscdn.com/davatar_276721f389ce27ea32af1340a28f341c","Fill in the blanks for each problem.  \n2:00 PM-30 minutes =   1:45 PM-30 minutes =   10:45 PM-15 minutes =   3:00 AM-45 minutes =   4:30 AM-45 minutes =   2:15 AM-30 minutes =   6:30 AM-30 minutes =   3:00 AM-45 minutes =   9:45 AM-15 minutes =   2:45 AM-30 minutes =   10:45 PM-30 minutes =   3:00 AM-15 minutes =   4:15 AM-30 minutes =   8:15 AM-30 minutes =   9:15 PM-15 minutes =   2:00 PM-15 minutes =   1:45 PM-30 minutes =   5:00 AM-15 minutes =   7:45 AM-30 minutes =   1:30 PM-15 minutes =   6:45 PM-15 minutes =    \n5:30 AM-30 minutes =    \n5:30 AM-30 minutes =   2:15 PM-15 minutes =   10:30 AM-45 minutes =    \n2:15 AM-30 minutes =   2:30 AM-45 minutes =   11:15 PM-45 minutes =   6:15 AM-30 minutes =   7:00 PM-30 minutes =   3:30 AM-45 minutes =   7:30 PM-45 minutes =   9:00 AM-30 minutes =   9:30 AM-45 minutes =   11:30 AM-15 minutes =   12:30 AM-30 minutes =   3:30 AM-15 minutes =   4:45 AM-30 minutes =   1:00 PM-30 minutes =   2:15 AM-45 minutes =   12:00 AM-15 minutes =   12:30 PM-45 minutes =   10:00 AM-30 minutes =   8:00 PM-15 minutes =   12:15 PM-45 minutes =   4:15 AM-45 minutes =   11:30 AM-15 minutes =   5:15 PM-45 minutes =   9:45 PM-15 minutes =    \n4:30 PM-30 minutes =    \n\n| \u003Cbr>Math | [www.CommonCoreSheets.com](www.CommonCoreSheets.com1)[1](www.CommonCoreSheets.com1) | 1-10\u003Cbr>11-20 | 98 | 96 | 94 | 92 | 90 | 88 | 86 | 84 | 82 | 80 |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n|  |  |  | 78 | 76 | 74 | 72 | 70 | 68 | 66 | 64 | 62 | 60 |\n\nFill in the blanks for each problem.  \n2:00 PM-30 minutes =  1:30 PM   \n1:45 PM-30 minutes =  1:15 PM   \n10:45 PM-15 minutes =  10:30 PM  3:00 AM-45 minutes =  2:15 AM   \n4:30 AM-45 minutes =  3:45 AM   \n2:15 AM-30 minutes =  1:45 AM   \n6:30 AM-30 minutes =  6:00 AM   \n3:00 AM-45 minutes =  2:15 AM   \n9:45 AM-15 minutes =  9:30 AM   \n2:45 AM-30 minutes =  2:15 AM   \n10:45 PM-30 minutes =  10:15 PM  3:00 AM-15 minutes =  2:45 AM   \n4:15 AM-30 minutes =  3:45 AM   \n8:15 AM-30 minutes =  7:45 AM   \n9:15 PM-15 minutes =  9:00 PM   \n2:00 PM-15 minutes =  1:45 PM   \n1:45 PM-30 minutes =  1:15 PM   \n5:00 AM-15 minutes =  4:45 AM   \n7:45 AM-30 minutes =  7:15 AM   \n1:30 PM-15 minutes =  1:15 PM   \n6:45 PM-15 minutes =  6:30 PM   \n5:30 AM-30 minutes =  5:00 AM   \n5:30 AM-30 minutes =  5:00 AM   \n2:15 PM-15 minutes =  2:00 PM   \n10:30 AM-45 minutes =  9:45 AM   \n2:15 AM-30 minutes =  1:45 AM   \n2:30 AM-45 minutes =  1:45 AM   \n11:15 PM-45 minutes =  10:30 PM  6:15 AM-30 minutes =  5:45 AM   \n7:00 PM-30 minutes =  6:30 PM   \n3:30 AM-45 minutes =  2:45 AM   \n7:30 PM-45 minutes =  6:45 PM   \n9:00 AM-30 minutes =  8:30 AM   \n9:30 AM-45 minutes =  8:45 AM   \n11:30 AM-15 minutes =  11:15 AM   \n12:30 AM-30 minutes =  12:00 AM  3:30 AM-15 minutes =  3:15 AM   \n4:45 AM-30 minutes =  4:15 AM   \n1:00 PM-30 minutes =  12:30 PM   \n2:15 AM-45 minutes =  1:30 AM   \n12:00 AM-15 minutes =  11:45 PM   \n12:30 PM-45 minutes =  11:45 AM   \n10:00 AM-30 minutes =  9:30 AM  8:00 PM-15 minutes =  7:45 PM   \n12:15 PM-45 minutes =  11:30 AM  4:15 AM-45 minutes =  3:30 AM   \n11:30 AM-15 minutes =  11:15 AM  5:15 PM-45 minutes =  4:30 PM   \n9:45 PM-15 minutes =  9:30 PM   \n4:30 PM-30 minutes =  4:00 PM   \n\n| \u003Cbr>Math | [www.CommonCoreSheets.com](www.CommonCoreSheets.com1)[1](www.CommonCoreSheets.com1) | 1-10\u003Cbr>11-20 | 98 | 96 | 94 | 92 | 90 | 88 | 86 | 84 | 82 | 80 |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n|  |  |  | 78 | 76 | 74 | 72 | 70 | 68 | 66 | 64 | 62 | 60 |\n\nFill in the blanks for each problem.  \n2:00 PM-30 minutes =   2:15 AM-30 minutes =    \n1:45 PM-30 minutes =   2:30 AM-45 minutes =    \n10:45 PM-15 minutes =   11:15 PM-45 minutes =    \n3:00 AM-45 minutes =   6:15 AM-30 minutes =    \n4:30 AM-45 minutes =   7:00 PM-30 minutes =    \n2:15 AM-30 minutes =   3:30 AM-45 minutes =    \n6:30 AM-30 minutes =   7:30 PM-45 minutes =    \n\n| \u003Cbr>Math | Modified\u003Cbr>[www.CommonCoreSheets.com](www.CommonCoreSheets.com) | 1 | 1-10\u003Cbr>11-14 | ","cbCaik46qE6GVqrR","https://ap.wps.com/l/cbCaik46qE6GVqrR","pdf",450368,"English","# Fill in the blanks\n## Subtract 15 minutes\n## Subtract 30 minutes\n## Cross-midnight time changes","[{\"question\":\"What skill do these time drills practice?\",\"answer\":\"They practice subtracting 15-minute and 30-minute increments from given times using AM/PM notation.\"},{\"question\":\"How are the problems formatted?\",\"answer\":\"Each problem shows a start time and an instruction like “- 30 minutes” or “- 15 minutes,” then asks for the completed resulting time.\"},{\"question\":\"Do the questions include changes across midnight?\",\"answer\":\"Yes. Several examples move from PM hours into AM hours (or to a new day), requiring correct handling of AM/PM after subtraction.\"}]","Time Drills - Subtracting 15-minute Increments | PDF",1790782774,76]