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The problems cover operations with 1 added or subtracted, including expressions like 17−1 and 20+1, number statements such as “The number after 18,” and comparisons like “What is 1 less than 9” and “What is 1 less than 20.” The document provides both the solved results for items 1–20 and a consolidated answer 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/finding-1-more-and-1-less-solve-each-problem-answer-key/463272/",{"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/finding-1-more-and-1-less-solve-each-problem-answer-key/463272.png","ImageObject",300,407,{"name":92,"@type":93},"Logic","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-31","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},"What types of problems are included in the worksheet?","Question",{"text":112,"@type":113},"The worksheet focuses on finding 1 more or 1 less, including simple addition and subtraction by 1 and questions about numbers after or before a given value.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How many problems must be solved?",{"text":117,"@type":113},"There are 20 problems, numbered 1 through 20.",{"name":119,"@type":110,"acceptedAnswer":120},"Where can the solutions be found?",{"text":121,"@type":113},"An answer section provides the results for each item 1–20, followed by a consolidated answers list.","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},463272,1790766334,{"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":129,"read_time":39,"preview_page_count":4},1099513958762,"https://ap-avatar.wpscdn.com/avatar/1000023916a998db790?x-image-process=image/resize,m_fixed,w_180,h_180&k=1784791008015729253","Finding 1 More and 1 Less  \nName:  \nSolve each problem.  \n1) 17-1 =  \n2) 20 + 1 =  \n3) The number after 18 is  \n4) 6 + 1 =  \n5) What is 1 less than 9?  \n6) seven plus one equals  \n7) The number after 16 is  \n8) What is 1 less than 15?  \n9) ten plus one equals  \n10) sixteen plus one equals  \n11) 4 + 1 =  \n12) 18 + 1 =  \n13) seven minus one equals  \n14) What is 1 less than 5?  \n15) 3-1 =  \n16) What is 1 less than 3?  \n17) 19-1 =  \n18) The number before 5 is  \n19) The number before 10 is  \n20) What is 1 less than 20?  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \n9.  \n10.  \n11.  \n12.  \n13.  \n14.  \n15.  \n16.  \n17.  \n18.  \n19.  \n20.  \nAnswers  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n6  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nFinding 1 More and 1 Less  \nName: Answer Key  \n\n| Solve each problem.\u003Cbr>1) 17-1 =  16 \u003Cbr>2) 20 + 1 =  21 \u003Cbr>3) The number after 18 is  19 \u003Cbr>4) 6 + 1 =  7 \u003Cbr>5) What is 1 less than 9?  8 \u003Cbr>6) seven plus one equals  8 \u003Cbr>7) The number after 16 is  17 \u003Cbr>8) What is 1 less than 15?  14 \u003Cbr>9) ten plus one equals  11 \u003Cbr>10) sixteen plus one equals  17 \u003Cbr>11) 4 + 1 =  5 \u003Cbr>12) 18 + 1 =  19 \u003Cbr>13) seven minus one equals  6 \u003Cbr>14) What is 1 less than 5?  4 \u003Cbr>15) 3-1 =  2 \u003Cbr>16) What is 1 less than 3?  2 \u003Cbr>17) 19-1 =  18 \u003Cbr>18) The number before 5 is  4 \u003Cbr>19) The number before 10 is  9 \u003Cbr>20) What is 1 less than 20?  19  | Answers 1.  16  2.  21  3.  19  4.  7  5.  8  6.  8  7.  17  8.  14  9.  11  10.  17  11.  5  12.  19  13.  6  14.  4  15.  2  16.  2  17.  18  18.  4 \u003Cbr>19.  9  20. 19 |\n| --- | --- |\n\nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n6  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nFinding 1 More and 1 Less  \nName:  \nSolve each problem.  \n8 8 19 21  \n17 19 16 14  \n7 5 17 11  \n1) 17-1 =  \n2) 20 + 1 =  \n3) The number after 18 is  \n4) 6 + 1 =  \n5) What is 1 less than 9?  \n6) seven plus one equals  \n7) The number after 16 is  \n8) What is 1 less than 15?  \n9) ten plus one equals  \n10) sixteen plus one equals  \n11) 4 + 1 =  \n12) 18 + 1 =  \nAnswers  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \n9.  \n10.  \n11.  \n12.  \nMath  \nModified  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n6  \n1-10 92  \n11-12 8  \n83  \n0  \n75 67 58 50 42 33 25 17","cbCaipOydSirus7t","https://ap.wps.com/l/cbCaipOydSirus7t","pdf",45911,"English","# Solve each problem\n## Items 1-20\n# Answers","[{\"question\":\"What types of problems are included in the worksheet?\",\"answer\":\"The worksheet focuses on finding 1 more or 1 less, including simple addition and subtraction by 1 and questions about numbers after or before a given value.\"},{\"question\":\"How many problems must be solved?\",\"answer\":\"There are 20 problems, numbered 1 through 20.\"},{\"question\":\"Where can the solutions be found?\",\"answer\":\"An answer section provides the results for each item 1–20, followed by a consolidated answers list.\"}]","Finding 1 More and 1 Less - Solve each problem - Answer Key | PDF"]