[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-seo-464413-105":3,"detail-sidebar-cat-0-en-105":81,"doc-detail-464413-en":131},{"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-math-practice-worksheet-464413","Adding Within 20 - Math Practice Worksheet","","This document provides a set of twenty elementary addition problems centered on sums within the number twenty. Designed as a learning resource, it includes a structured worksheet layout for students to solve addition equations such as 11+4, 18+1, and 12+8, alongside a complete answer key for verification. The materials are suitable for primary mathematics practice, focusing on foundational arithmetic skills. Each problem is clearly presented, encouraging students to perform addition operations accurately to improve their numerical fluency and confidence in basic math operations.",{"@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-math-practice-worksheet-464413/464413/",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-math-practice-worksheet-464413/464413.png","ImageObject",300,407,{"name":42,"@type":43},"Lucas Martin","Person",{"url":19,"name":45,"@type":46},"DocShare","Organization","application/pdf","2026-11-01","2026-09-30",true,{"@type":52,"interactionType":53,"userInteractionCount":55},"InteractionCounter",{"@type":54},"ViewAction",13,{"@type":57,"mainEntity":58},"FAQPage",[59,65,69],{"name":60,"@type":61,"acceptedAnswer":62},"What is the primary focus of this worksheet?","Question",{"text":63,"@type":64},"The worksheet focuses on developing elementary addition skills by requiring students to solve twenty equations with sums within the number 20.","Answer",{"name":66,"@type":61,"acceptedAnswer":67},"Are the answers included in this document?",{"text":68,"@type":64},"Yes, the document includes a comprehensive answer key that lists the solutions to all twenty problems presented in the worksheet.",{"name":70,"@type":61,"acceptedAnswer":71},"What types of equations can be found in this resource?",{"text":72,"@type":64},"The resource contains basic addition problems involving two-digit numbers plus one-digit numbers, as well as single-digit additions, all resulting in a total of 20 or less.","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},464413,1791365526,{"code":4,"msg":82,"data":83},"success",[84,88,92,95,100,105,110,115,120,123,127],{"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":116,"doc_module":4,"doc_module_name":25,"category_name":117,"show_sort_weight":118,"slug":119},9,"Religion & Spirituality",20,"religion-spirituality",{"id":118,"doc_module":4,"doc_module_name":25,"category_name":121,"show_sort_weight":118,"slug":122},"World Cup","world-cup",{"id":124,"doc_module":4,"doc_module_name":25,"category_name":125,"show_sort_weight":124,"slug":126},10,"Lifestyle","lifestyle",{"id":128,"doc_module":4,"doc_module_name":25,"category_name":129,"show_sort_weight":96,"slug":130},19,"General","general",{"code":4,"msg":82,"data":132},{"doc_id":79,"user_id":133,"nickname":42,"user_avatar":134,"doc_module":4,"category_id":33,"category_name":29,"doc_title":10,"doc_description":12,"doc_content":135,"file_id":136,"file_url":137,"file_type":138,"file_size":139,"view_count":55,"is_deleted":4,"is_public":22,"is_downloadable":22,"audit_status":22,"page_count":30,"language":140,"language_code":8,"site_id":7,"html_lang":8,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":12,"update_tm":144,"read_time":111},8796095360427,"https://ap-avatar.wpscdn.com/davatar_994ba38a5ba835b3df7d355c54d3ed8d","Adding Within 20  \nName:  \nSolve each problem.  \n1) 11 + 4 = 2) 18 + 1 = 3) 17 + 1 = 4) 8 + 2 = 5) 13 + 5 = 6) 19 + 1 = 7) 10 + 8 = 8) 11 + 1 =  \n9) 11 + 2 =  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \nAnswers  \n10) 15 + 1 = 11) 8 + 1 = 12) 12 + 8 = 13) 11 + 5 = 14) 10 + 2 = 15) 6 + 3 = 16) 17 + 3 = 17) 12 + 7 = 18) 5 + 3 = 19) 6 + 5 =  \n20) 12 + 1 =  \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 Within 20  \nName: Answer Key  \n\n| Solve each problem.\u003Cbr>1) 11 + 4 =  15 \u003Cbr>2) 18 + 1 =  19 \u003Cbr>3) 17 + 1 =  18 \u003Cbr>4) 8 + 2 =  10 \u003Cbr>5) 13 + 5 =  18 \u003Cbr>6) 19 + 1 =  20 \u003Cbr>7) 10 + 8 =  18 \u003Cbr>8) 11 + 1 =  12 \u003Cbr>9) 11 + 2 =  13 \u003Cbr>10) 15 + 1 =  16 \u003Cbr>11) 8 + 1 =  9 \u003Cbr>12) 12 + 8 =  20 \u003Cbr>13) 11 + 5 =  16 \u003Cbr>14) 10 + 2 =  12 \u003Cbr>15) 6 + 3 =  9 \u003Cbr>16) 17 + 3 =  20 \u003Cbr>17) 12 + 7 =  19 \u003Cbr>18) 5 + 3 =  8 \u003Cbr>19) 6 + 5 =  11 \u003Cbr>20) 12 + 1 =  13  | Answers\u003Cbr>1.  15  2.  19  3.  18  4.  10  5.  18  6.  20  7.  18  8.  12  9.  13  10.  16  11.  9  12.  20  13.  16  14.  12  15.  9  16.  20  17.  19  18.  8  19.  11 \u003Cbr>20. 13 |\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  \nAdding Within 20  \nName:  \nSolve each problem. Answers  \n20 9 10 20  \n15 18 16 18 1.  \n19 13 18 12  \n2.  \n1) 11 + 4 =  \n3.  \n2) 18 + 1 = 4.  \n5.  \n3) 17 + 1 =  \n6.  \n4) 8 + 2 = 7.  \n8.  \n5) 13 + 5 =  \n9.  \n6) 19 + 1 =  \n10.  \n11.  \n7) 10 + 8 =  \n12.  \n8) 11 + 1 =  \n9) 11 + 2 =  \n10) 15 + 1 =  \n11) 8 + 1 =  \n12) 12 + 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","cbCaiaZeZVen095B","https://ap.wps.com/l/cbCaiaZeZVen095B","pdf",45354,"English","# Addition Practice Problems\n## Answer Key","[{\"question\":\"What is the primary focus of this worksheet?\",\"answer\":\"The worksheet focuses on developing elementary addition skills by requiring students to solve twenty equations with sums within the number 20.\"},{\"question\":\"Are the answers included in this document?\",\"answer\":\"Yes, the document includes a comprehensive answer key that lists the solutions to all twenty problems presented in the worksheet.\"},{\"question\":\"What types of equations can be found in this resource?\",\"answer\":\"The resource contains basic addition problems involving two-digit numbers plus one-digit numbers, as well as single-digit additions, all resulting in a total of 20 or less.\"}]","Adding Within 20 - Math Practice Worksheet | PDF",1790768156]