[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-seo-464384-105":3,"detail-sidebar-cat-0-en-105":81,"doc-detail-464384-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-within-20-answers","Adding Within 20 - Answers","","Practice worksheet for adding numbers within 20, organized as a sequence of vertical addition problems. Each item is presented for students to solve by completing the missing digits and sums. An accompanying answer key lists the final results for all problems, enabling self-checking and fast verification of computation. Includes score/benchmark-style grading rows used for tracking accuracy across sets of questions.",{"@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-within-20-answers/464384/",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-within-20-answers/464384.png","ImageObject",300,407,{"name":42,"@type":43},"Lucas Martin","Person",{"url":19,"name":45,"@type":46},"DocShare","Organization","application/pdf","2026-11-04","2026-09-30",true,{"@type":52,"interactionType":53,"userInteractionCount":55},"InteractionCounter",{"@type":54},"ViewAction",6,{"@type":57,"mainEntity":58},"FAQPage",[59,65,69],{"name":60,"@type":61,"acceptedAnswer":62},"What type of problems are on the worksheet?","Question",{"text":63,"@type":64},"The worksheet contains vertical addition problems designed to practice adding numbers within 20.","Answer",{"name":66,"@type":61,"acceptedAnswer":67},"How can students verify their work?",{"text":68,"@type":64},"The document includes an answer key that lists the correct results for each numbered problem.",{"name":70,"@type":61,"acceptedAnswer":71},"What range of sums and digits does it focus on?",{"text":72,"@type":64},"It focuses on sums and inputs that stay within 20, with problems using single-digit addends and sums in that range.","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},464384,1790768105,{"code":4,"msg":82,"data":83},"success",[84,88,92,95,100,104,109,114,119,122,126],{"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":55,"doc_module":4,"doc_module_name":25,"category_name":101,"show_sort_weight":102,"slug":103},"Technology",50,"technology",{"id":105,"doc_module":4,"doc_module_name":25,"category_name":106,"show_sort_weight":107,"slug":108},7,"Healthcare",40,"healthcare",{"id":110,"doc_module":4,"doc_module_name":25,"category_name":111,"show_sort_weight":112,"slug":113},8,"Research & Report",30,"research-report",{"id":115,"doc_module":4,"doc_module_name":25,"category_name":116,"show_sort_weight":117,"slug":118},9,"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":30,"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":80,"read_time":110},8796095360427,"https://ap-avatar.wpscdn.com/davatar_994ba38a5ba835b3df7d355c54d3ed8d","Adding Within 20  \nName:  \n\n| Solve each problem.\u003Cbr>1) 1 1 2) 1 0 3) 9 4) 1 7\u003Cbr>+ 6  + 5   + 7  + 1 \u003Cbr>5) 1 2 6) 1 8 7) 1 3 8) 1 3\u003Cbr>+ 3 + 2 + 4 + 3 |  |  |  |  |  |  |  |  |  |  |  |  | Answers\u003Cbr>1.  \u003Cbr>2.  \u003Cbr>3.  \u003Cbr>4.  \u003Cbr>5.   |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| 9) | 5\u003Cbr>+ 3 |  |  |  |  |  | 12) | 9\u003Cbr>+ 5 |  |  |  |  | 6.  \u003Cbr>7.  \u003Cbr>8.  \u003Cbr>9.   |  |  |  |  |  |\n|  |  | 10) | 6\u003Cbr>+ 4 | 11) | 9\u003Cbr>+ 9 |  |  |  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |\n| 13) | 1 1\u003Cbr>+ 2  | 14) 1 0 + 2  |  | 15) 5 + 2  |  |  | 16) | 9\u003Cbr>+ 2  |  |  |  |  | 10.  \u003Cbr>11.  \u003Cbr>12.  \u003Cbr>13.   |  |  |  |  |  |\n| 17) | 1 3 | 18) 8 19) 1 4 |  |  |  |  | 20) | 1 7 |  |  |  |  | 14.  \u003Cbr>15.  \u003Cbr>16.   |  |  |  |  |  |\n|  | + 7  | + 2  + 5  |  |  |  |  |  | + 2  |  |  |  |  | 17.  \u003Cbr>18.  \u003Cbr>19.  \u003Cbr>20. |  |  |  |  |  |\n|  | Math | [www.CommonCoreSheets.com](www.CommonCoreSheets.com) |  |  |  | 7 |  | 1-10\u003Cbr>11-20 | 95 | 90 | 85 | 80 | 75 | 70 | 65 | 60 | 55 | 50 |\n|  |  |  |  |  |  |  |  |  | 45 | 40 | 35 | 30 | 25 | 20 | 15 | 10 | 5 | 0 |\n\nAdding Within 20  \nName: Answer Key  \nSolve each problem.  \n1) 1 1 + 6  \n1 7  \n5) 1 2  \n+ 3  \n1 5  \n9) 5  \n+ 3  \n8  \n13) 1 1 + 2  \n1 3  \n17) 1 3  \n+ 7  \n2 0  \n2) 1 0 + 5  \n1 5  \n6) 1 8  \n+ 2  \n2 0  \n10) 6  \n+ 4  \n1 0  \n14) 1 0 + 2  \n1 2  \n18)  \n8  \n+ 2  \n1 0  \n3)  \n7)  \n11)  \n15)  \n9  \n+ 7  \n1 6  \n1 3 + 4  \n1 7  \n9  \n+ 9  \n1 8  \n5  \n+ 2  \n7  \n19) 1 4 + 5  \n1 9  \n4) 1 7 + 1  \n1 8  \n8) 1 3  \n+ 3  \n1 6  \n12)  \n16)  \n9  \n+ 5  \n1 4  \n9  \n+ 2  \n1 1  \n20) 1 7 + 2  \n1 9  \nAnswers  \n1. 17 2. 15 3. 16 4. 18 5. 15 6. 20 7. 17 8. 16 9. 8 10. 10 11. 18 12. 14 13. 13 14. 12 15. 7 16. 11 17. 20 18. 10 19. 19  \n20. 19  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n7  \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 Within 20  \nName:  \nSolve each problem.  \n13 10 20 15 16 11 8 15 17  \n18 17 16  \n1) 1 1 2) 1 0 3) 9  \n+ 6 + 5 + 7  \n5) 1 2 6) 1 8 7) 1 3  \n+ 3 + 2 + 4  \n9) 5 10) 6 11) 9  \n+ 3 + 4 + 9  \n13) 1 1 14) 1 0 15) 5  \n+ 2 + 2 + 2  \nMath  \nModified  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n7  \nAnswers  \n18  \n12  \n7  \n14  \n4) 1 7 + 1  \n8) 1 3 + 3  \n12) 9 + 5  \n16) 9 + 2  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \n9.  \n10.  \n11.  \n12.  \n13.  \n14.  \n15.  \n16.  \n1-10 94 88 81 75 69 63 56 50 44 38  \n11-16 31 25 19 13 6 0","cbCaijIgyyl6S2mw","https://ap.wps.com/l/cbCaijIgyyl6S2mw","pdf",47103,"English","# Solve each problem\n## Answer key","[{\"question\":\"What type of problems are on the worksheet?\",\"answer\":\"The worksheet contains vertical addition problems designed to practice adding numbers within 20.\"},{\"question\":\"How can students verify their work?\",\"answer\":\"The document includes an answer key that lists the correct results for each numbered problem.\"},{\"question\":\"What range of sums and digits does it focus on?\",\"answer\":\"It focuses on sums and inputs that stay within 20, with problems using single-digit addends and sums in that range.\"}]","Adding Within 20 - Answers | PDF"]