[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-seo-464536-105":3,"detail-sidebar-cat-0-en-105":81,"doc-detail-464536-en":130},{"code":4,"msg":5,"data":6},0,"ok",{"site_id":7,"language":8,"slug":9,"title":10,"keywords":11,"description":12,"schema_data":13,"social_meta":74,"head_meta":76,"extra_data":78,"updated_unix":80},105,"en","adding-and-subtracting-within-20-answer-key","Adding and Subtracting within 20 - Answer Key","","Worksheets for practicing addition and subtraction facts within 20, using fill-in style number problems with both positive sums and subtraction expressions. Each problem set asks students to solve the given equations and then provides an answer key listing the correct results for numbered items. The materials are organized into multiple pages/versions, each containing a consistent structure: “Solve each problem” followed by numbered calculations and a corresponding “Answers” section.",{"@graph":14,"@context":73},[15,34,56],{"@type":16,"itemListElement":17},"BreadcrumbList",[18,23,27,31],{"item":19,"name":20,"@type":21,"position":22},"https://docshare.wps.com","Home","ListItem",1,{"item":24,"name":25,"@type":21,"position":26},"https://docshare.wps.com/document/","Document",2,{"item":28,"name":29,"@type":21,"position":30},"https://docshare.wps.com/document/exam/","Exam",3,{"item":32,"name":10,"@type":21,"position":33},"https://docshare.wps.com/document/adding-and-subtracting-within-20-answer-key/464536/",4,{"url":32,"name":10,"@type":35,"image":36,"author":41,"headline":10,"publisher":44,"fileFormat":47,"inLanguage":8,"description":12,"dateModified":48,"datePublished":49,"encodingFormat":47,"isAccessibleForFree":50,"interactionStatistic":51},"DigitalDocument",{"url":37,"@type":38,"width":39,"height":40},"https://docshare.wps.com/thumbnails/adding-and-subtracting-within-20-answer-key/464536.png","ImageObject",300,407,{"name":42,"@type":43},"Olivia Brown","Person",{"url":19,"name":45,"@type":46},"DocShare","Organization","application/pdf","2026-10-31","2026-09-30",true,{"@type":52,"interactionType":53,"userInteractionCount":55},"InteractionCounter",{"@type":54},"ViewAction",9,{"@type":57,"mainEntity":58},"FAQPage",[59,65,69],{"name":60,"@type":61,"acceptedAnswer":62},"What math skills are practiced in this worksheet?","Question",{"text":63,"@type":64},"The worksheet practices addition and subtraction number facts within 20, including problems that combine single-digit numbers and subtraction from 10–20.","Answer",{"name":66,"@type":61,"acceptedAnswer":67},"How are the problems presented?",{"text":68,"@type":64},"Problems are listed in numbered form under “Solve each problem,” using simple addition and subtraction expressions to be computed.",{"name":70,"@type":61,"acceptedAnswer":71},"Where can students check their work?",{"text":72,"@type":64},"An “Answers” section appears after the problems, providing the correct result for each numbered item.","https://schema.org",{"og:url":32,"og:type":75,"og:title":10,"og:site_name":45,"og:description":12},"article",{"robots":77,"canonical":32},"index,follow",{"doc_id":79,"site_id":7},464536,1790819057,{"code":4,"msg":82,"data":83},"success",[84,88,92,95,100,105,110,115,119,122,126],{"id":22,"doc_module":4,"doc_module_name":25,"category_name":85,"show_sort_weight":86,"slug":87},"Story & Novel",90,"story-novel",{"id":26,"doc_module":4,"doc_module_name":25,"category_name":89,"show_sort_weight":90,"slug":91},"Literature",80,"literature",{"id":33,"doc_module":4,"doc_module_name":25,"category_name":29,"show_sort_weight":93,"slug":94},70,"exam",{"id":96,"doc_module":4,"doc_module_name":25,"category_name":97,"show_sort_weight":98,"slug":99},5,"Comic",60,"comic",{"id":101,"doc_module":4,"doc_module_name":25,"category_name":102,"show_sort_weight":103,"slug":104},6,"Technology",50,"technology",{"id":106,"doc_module":4,"doc_module_name":25,"category_name":107,"show_sort_weight":108,"slug":109},7,"Healthcare",40,"healthcare",{"id":111,"doc_module":4,"doc_module_name":25,"category_name":112,"show_sort_weight":113,"slug":114},8,"Research & Report",30,"research-report",{"id":55,"doc_module":4,"doc_module_name":25,"category_name":116,"show_sort_weight":117,"slug":118},"Religion & Spirituality",20,"religion-spirituality",{"id":117,"doc_module":4,"doc_module_name":25,"category_name":120,"show_sort_weight":117,"slug":121},"World Cup","world-cup",{"id":123,"doc_module":4,"doc_module_name":25,"category_name":124,"show_sort_weight":123,"slug":125},10,"Lifestyle","lifestyle",{"id":127,"doc_module":4,"doc_module_name":25,"category_name":128,"show_sort_weight":96,"slug":129},19,"General","general",{"code":4,"msg":82,"data":131},{"doc_id":79,"user_id":132,"nickname":42,"user_avatar":133,"doc_module":4,"category_id":33,"category_name":29,"doc_title":10,"doc_description":12,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":55,"is_deleted":4,"is_public":22,"is_downloadable":22,"audit_status":22,"page_count":113,"language":139,"language_code":8,"site_id":7,"html_lang":8,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":12,"update_tm":143,"read_time":144},16904993612988,"https://ap-avatar.wpscdn.com/davatar_a8503ba1806abce46bf441b54a3ca4cd","Adding and Subtracting within 20  \nName:  \nSolve each problem.  \n1) 1 6 2)- 6  \n5) 2 0 6)- 3  \n9) 5 10)-1  \n13) 1 4 14)  \n- 7  \n17) 1 5 18)  \n- 1  \n8  \n+ 6  \n1 2  \n+ 3  \n2  \n+ 2  \n5  \n+ 2  \n9  \n+ 1  \n3) 2 0 - 1  \n7) 1 3 - 6  \n11) 1 0 - 5  \n15) 1 6 - 3  \n19) 1 0 - 4  \n4) 1 5 + 4  \n8) 8 + 3  \n12) 5 + 4  \n16) 1 8 + 2  \n20) 1 1 + 2  \nAnswers  \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  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nAdding and Subtracting within 20  \nName: Answer Key  \nSolve each problem.  \n1) 1 6 2)- 6  \n1 0  \n5) 2 0 6)- 3  \n1 7  \n9) 5 10)-1  \n4  \n13) 1 4 14)  \n- 7  \n7  \n17) 1 5 18)  \n- 1  \n1 4  \n8  \n+ 6  \n1 4  \n1 2 + 3  \n1 5  \n2  \n+ 2  \n4  \n5  \n+ 2  \n7  \n9  \n+ 1  \n1 0  \n3) 2 0 - 1  \n1 9  \n7) 1 3  \n- 6  \n7  \n11) 1 0  \n- 5  \n5  \n15) 1 6 - 3  \n1 3  \n19) 1 0  \n- 4  \n6  \n4) 1 5 + 4  \n1 9  \n8)  \n12)  \n8  \n+ 3  \n1 1  \n5  \n+ 4  \n9  \n16) 1 8 + 2  \n2 0  \n20) 1 1  \n+ 2  \n1 3  \nAnswers  \n1. 10 2. 14 3. 19 4. 19 5. 17 6. 15 7. 7 8. 11 9. 4 10. 4 11. 5 12. 9 13. 7 14. 7 15. 13 16. 20 17. 14 18. 10 19. 6  \n20. 13  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n1  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nAdding and Subtracting within 20  \nName:  \nSolve each problem. Answers  \n19 11 15 5  \n9 10 17 4 1.  \n4 14 7 19  \n2.  \n1) 1 6 2) 8 3) 2 0 4) 1 5 3.  \n- 6 + 6 - 1 + 4  \n4.  \n5.  \n6.  \n7.  \n8.  \n5) 2 0 6) 1 2 7) 1 3 8) 8  \n9.  \n- 3 + 3 - 6 + 3  \n10.  \n11.  \n12.  \n9) 5 10) 2 11) 1 0 12) 5  \n-1 + 2 - 5 + 4  \nMath www. CoMommi[eSheets.com](eSheets.com 1 111--1102)[ 1](eSheets.com 1 111--1102)[ 111--1102](eSheets.com 1 111--1102) 92 838 0 75 67 58 50 42 33 25 17  \nAdding and Subtracting within 20  \nName:  \nSolve each problem.  \n1) 1 5 2)- 4  \n5) 1 8 6)- 5  \n9) 1 3 10)  \n- 2  \n13) 1 6 14)  \n- 5  \n17) 1 9 18)  \n- 7  \n1 8 + 1  \n1 9 + 1  \n1 5 + 1  \n1 0 + 2  \n5  \n+ 3  \n3) 1 8 - 1  \n7) 1 8 - 8  \n11) 9 -1  \n15) 9 -3  \n19) 1 1 - 5  \n4) 8 + 2  \n8) 1 1 + 1  \n12) 1 2 + 8  \n16) 1 7 + 3  \n20) 1 2 + 1  \nAnswers  \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)  \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  \nAdding and Subtracting within 20  \nName: Answer Key  \nSolve each problem.  \n1) 1 5 2)- 4  \n1 1  \n5) 1 8 6)- 5  \n1 3  \n9) 1 3 10)  \n- 2  \n1 1  \n13) 1 6 14)  \n- 5  \n1 1  \n17) 1 9 18)  \n- 7  \n1 2  \n1 8 + 1  \n1 9  \n1 9 + 1  \n2 0  \n1 5 + 1  \n1 6  \n1 0 + 2  \n1 2  \n5  \n+ 3  \n8  \n3) 1 8 - 1  \n1 7  \n7) 1 8  \n- 8  \n1 0  \n11) 9  \n-1  \n8  \n15) 9  \n-3  \n6  \n19) 1 1  \n- 5  \n6  \n4)  \n8  \n+ 2  \n1 0  \n8) 1 1 + 1  \n1 2  \n12) 1 2  \n+ 8  \n2 0  \n16) 1 7  \n+ 3  \n2 0  \n20) 1 2  \n+ 1  \n1 3  \nAnswers  \n1. 11 2. 19 3. 17 4. 10 5. 13 6. 20 7. 10 8. 12 9. 11 10. 16 11. 8 12. 20 13. 11 14. 12 15. 6 16. 20 17. 12 18. 8 19. 6  \n20. 13  \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  \nAdding and Subtracting within 20  \nName:  \nSolve each problem. Answers  \n20 8 10 20  \n11 10 16 13 1.  \n19 11 17 12  \n2.  \n1) 1 5 2) 1 8 3) 1 8 4) 8 3.  \n- 4 + 1 - 1 + 2  \n4.  \n5.  \n6.  \n7.  \n8.  \n5) 1 8 6) 1 9 7) 1 8 8) 1 1  \n9.  \n- 5 + 1 - 8 + 1  \n10.  \n11.  \n12.  \n9) 1 3 10) 1 5 11) 9 12) 1 2  \n- 2 + 1 -1 + 8  \nMath www. CoMommi[eSheets.com](eSheets.com 2 111--1102)[ 2](eSheets.com 2 111--1102)[ 111--1102](eSheets.com 2 111--1102) 92 838 0 75 67 58 50 42 33 25 17  \nAdding and Subtracting within 20  \nName:  \nSolve each problem.  \n1) 1 1 2)- 2  \n5) 5 6)-1  \n9) 1 0 10)  \n- 2  \n13) 1 2 14)  \n- 5  \n17) 2 0 18)  \n- 9  \n1 6 + 1  \n1 5 + 5  \n1 1 + 7  \n7  \n+ 4  \n1 7  \n+ 2  \n3) 8 -2  \n7) 1 8 - 3  \n11) 1 3 - 2  \n","cbCaise7wWxlxc32","https://ap.wps.com/l/cbCaise7wWxlxc32","pdf",474188,"English","# Solve each problem\n## Answers","[{\"question\":\"What math skills are practiced in this worksheet?\",\"answer\":\"The worksheet practices addition and subtraction number facts within 20, including problems that combine single-digit numbers and subtraction from 10–20.\"},{\"question\":\"How are the problems presented?\",\"answer\":\"Problems are listed in numbered form under “Solve each problem,” using simple addition and subtraction expressions to be computed.\"},{\"question\":\"Where can students check their work?\",\"answer\":\"An “Answers” section appears after the problems, providing the correct result for each numbered item.\"}]","Adding and Subtracting within 20 - Answer Key | PDF",1790768319,76]