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The document includes an answer key listing correct responses for 20 items, covering both “before” and “after” number relationships, as well as simple +1 and -1 transformations across the 1–20 range.",{"@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-answer-key/463266/",{"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-answer-key/463266.png","ImageObject",300,407,{"name":92,"@type":93},"Logic","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-06","2026-09-30",true,{"@type":102,"interactionType":103,"userInteractionCount":29},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What types of questions are included in Finding 1 More and 1 Less?","Question",{"text":112,"@type":113},"The worksheet asks students to compute facts involving plus one and minus one, such as subtracting 1 from a number, adding 1 to a number, and finding the number before or after a given value.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How many problems are listed for the answer key?",{"text":117,"@type":113},"The answer key provides solutions for 20 problems.",{"name":119,"@type":110,"acceptedAnswer":120},"Does the worksheet include both “one more” and “one less” cases?",{"text":121,"@type":113},"Yes. Problems include “one less than” (subtract 1) and “one more than” (add 1), plus “before” and “after” number relationships.","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},463266,1790766324,{"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":29,"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) 10-1 =  \n2) What is 1 less than 14?  \n3) What is 1 less than 17?  \n4) fifteen minus one equals  \n5) What is 1 less than 7?  \n6) The number after 11 is  \n7) six plus one equals  \n8) 14 + 1 =  \n9) 9 + 1 =  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \nAnswers  \n10) fifteen plus one equals  \n11) What is 1 less than 2?  \n12) 18-1 =  \n13) The number after 5 is  \n14) 18 + 1 =  \n15) 8 + 1 =  \n16) fourteen minus one equals  \n17) twenty plus one equals  \n18) The number after 4 is  \n19) The number before 7 is  \n20) nineteen plus one equals  \n9.  \n10.  \n11.  \n12.  \n13.  \n14.  \n15.  \n16.  \n17.  \n18.  \n19.  \n20.  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n2  \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) 10-1 =  9 \u003Cbr>2) What is 1 less than 14?  13 \u003Cbr>3) What is 1 less than 17?  16 \u003Cbr>4) fifteen minus one equals  14 \u003Cbr>5) What is 1 less than 7?  6 \u003Cbr>6) The number after 11 is  12 \u003Cbr>7) six plus one equals  7 \u003Cbr>8) 14 + 1 =  15 \u003Cbr>9) 9 + 1 =  10 \u003Cbr>10) fifteen plus one equals  16 \u003Cbr>11) What is 1 less than 2?  1 \u003Cbr>12) 18-1 =  17 \u003Cbr>13) The number after 5 is  6 \u003Cbr>14) 18 + 1 =  19 \u003Cbr>15) 8 + 1 =  9 \u003Cbr>16) fourteen minus one equals  13 \u003Cbr>17) twenty plus one equals  21 \u003Cbr>18) The number after 4 is  5 \u003Cbr>19) The number before 7 is  6 \u003Cbr>20) nineteen plus one equals  20  | Answers 1.  9  2.  13  3.  16  4.  14  5.  6  6.  12  7.  7  8.  15  9.  10  10.  16  11.  1  12.  17  13.  6  14.  19  15.  9  16.  13 \u003Cbr>17.  21  18.  5  19.  6  20. 20 |\n| --- | --- |\n\nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n2  \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.  \n9  \n7  \n6  \n1) 10-1 =  \n2) What is 1 less than 14?  \n3) What is 1 less than 17?  \n4) fifteen minus one equals  \n5) What is 1 less than 7?  \n6) The number after 11 is  \n7) six plus one equals  \n8) 14 + 1 =  \n9) 9 + 1 =  \n10) fifteen plus one equals  \n11) What is 1 less than 2?  \n12) 18-1 =  \n16  \n14  \n17  \n1  \n13  \n16  \n15  \n12  \n10  \nAnswers  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \n9.  \n10.  \n11.  \n12.  \nMath  \nModified  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n2  \n1-10 92  \n11-12 8  \n83  \n0  \n75 67 58 50 42 33 25 17","cbCaidimfqrbR7km","https://ap.wps.com/l/cbCaidimfqrbR7km","pdf",46005,"English","# Solve each problem\n## Answer key","[{\"question\":\"What types of questions are included in Finding 1 More and 1 Less?\",\"answer\":\"The worksheet asks students to compute facts involving plus one and minus one, such as subtracting 1 from a number, adding 1 to a number, and finding the number before or after a given value.\"},{\"question\":\"How many problems are listed for the answer key?\",\"answer\":\"The answer key provides solutions for 20 problems.\"},{\"question\":\"Does the worksheet include both “one more” and “one less” cases?\",\"answer\":\"Yes. Problems include “one less than” (subtract 1) and “one more than” (add 1), plus “before” and “after” number relationships.\"}]","Finding 1 More and 1 Less - Answer Key | PDF"]