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The problems present two addends written in a tens form (e.g., 2 tens and 7 tens style values) and ask students to compute each sum for items labeled 1 through 20. The provided answer section lists the correct results for every question, supporting self-check and teacher verification. A CommonCoreSheets.com reference accompanies the Math activity.",{"@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/adding-multiples-of-ten-answer-key/463926/",{"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/adding-multiples-of-ten-answer-key/463926.png","ImageObject",300,407,{"name":92,"@type":93},"Patrick","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-31","2026-09-30",true,{"@type":102,"interactionType":103,"userInteractionCount":81},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the task in this worksheet?","Question",{"text":112,"@type":113},"Solve each problem by adding two numbers that are multiples of ten, then record the sums for the listed items.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How are the problems organized?",{"text":117,"@type":113},"The worksheet lists problems numbered 1 through 20, each requiring a separate addition computation.",{"name":119,"@type":110,"acceptedAnswer":120},"Where can students check the correct results?",{"text":121,"@type":113},"The document includes an “Answers” section that provides the correct sum for each problem number.","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},463926,1790767385,{"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":81,"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},549758146520,"https://ap-avatar.wpscdn.com/avatar/80002397d8c0411e94?_k=1775819394049821470","Adding Multiples of Ten  \nName:  \nSolve each problem.  \n1) 2 0 2)+ 7 0  \n5) 2 0 6)+ 4 1  \n9) 6 0 10)  \n+ 1 3  \n13) 6 4 14)  \n+ 2 0  \n17) 3 0 18)  \n+ 1 8  \n3 7 + 5 0  \n6 7 + 3 0  \n3 0 + 2 4  \n1 3 + 8 0  \n2 0 + 5 9  \n3) 4 0 + 1 0  \n7) 1 0 + 2 5  \n11) 6 6 + 1 0  \n15) 7 0 + 1 1  \n19) 5 0 + 4 9  \n4) 1 6 + 4 0  \n8) 5 0 + 4 1  \n12) 1 5 + 4 0  \n16) 3 5 + 6 0  \n20) 8 3 + 1 0  \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)  \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 Multiples of Ten  \nName: Answer Key  \n\n| Solve each problem. |  |  |  |  |  |  |  |  |  |  | Answers\u003Cbr>1.  90 \u003Cbr>2.  87  |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| 1) 2 0 + 7 0 \u003Cbr>9 0 |  | 2) 3 7 + 5 0 \u003Cbr>8 7 |  | 3) 4 0 + 1 0 \u003Cbr>5 0 | 4) 1 6 + 4 0 \u003Cbr>5 6 |  |  |  |  |  |  |  |  |  |  |  |  |\n| 5)\u003Cbr>9) | 2 0\u003Cbr>+ 4 1 \u003Cbr>6 1\u003Cbr>6 0\u003Cbr>+ 1 3 | 6)\u003Cbr>10) | 6 7\u003Cbr>+ 3 0 \u003Cbr>9 7\u003Cbr>3 0\u003Cbr>+ 2 4 | 7) 1 0 + 2 5 \u003Cbr>3 5\u003Cbr>11) 6 6 + 1 0 | 8)\u003Cbr>12) | 5 0\u003Cbr>+ 4 1 \u003Cbr>9 1\u003Cbr>1 5\u003Cbr>+ 4 0 |  |  |  |  | 3.  50  4.  56  5.  61  6.  97  7.  35  8.  91 \u003Cbr>9.  73  |  |  |  |  |  |  |\n| 13) | 7 3\u003Cbr>6 4 + 2 0 | 14) | 5 4 7 6 |  | 16) | 5 5\u003Cbr>3 5 + 6 0 |  |  |  |  | 10.  54  11.  76  12.  55 \u003Cbr>13.  84  |  |  |  |  |  |  |\n|  |  |  | 1 3 + 8 0 | 15) 7 0 + 1 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |\n| 17) | 8 4\u003Cbr>3 0\u003Cbr>+ 1 8 \u003Cbr>4 8 | 18) | 9 3 8 1 |  | 20) | 9 5\u003Cbr>8 3\u003Cbr>+ 1 0 \u003Cbr>9 3 |  |  |  |  | 14.  93  15.  81  16.  95  17.  48  18.  79  19.  99 \u003Cbr>20. 93 |  |  |  |  |  |  |\n|  |  |  | 2 0 + 5 9 \u003Cbr>7 9 | 19) 5 0 + 4 9 \u003Cbr>9 9 |  |  |  |  |  |  |  |  |  |  |  |  |  |\n|  | Math | www | . [CommonCoreSheets.com](CommonCoreSheets.com 7)[ 7](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 Multiples of Ten  \nName:  \nSolve each problem. Answers  \n54 90 35 61  \n56 91 76 97 1.  \n55 87 73 50  \n2.  \n1) 2 0 2) 3 7 3) 4 0 4) 1 6 3.  \n+ 7 0 + 5 0 + 1 0 + 4 0  \n4.  \n5.  \n6.  \n7.  \n8.  \n5) 2 0 6) 6 7 7) 1 0 8) 5 0  \n9.  \n+ 4 1 + 3 0 + 2 5 + 4 1  \n10.  \n11.  \n12.  \n9) 6 0 10) 3 0 11) 6 6 12) 1 5  \n+ 1 3 + 2 4 + 1 0 + 4 0  \nMath www. CoMommi[eSheets.com](eSheets.com 7 111--1102)[ 7](eSheets.com 7 111--1102)[ 111--1102](eSheets.com 7 111--1102) 92 838 0 75 67 58 50 42 33 25 17","cbCaicE0F9POpoGw","https://ap.wps.com/l/cbCaicE0F9POpoGw","pdf",47205,"English","# Solve each problem\n## Answers 1-20","[{\"question\":\"What is the task in this worksheet?\",\"answer\":\"Solve each problem by adding two numbers that are multiples of ten, then record the sums for the listed items.\"},{\"question\":\"How are the problems organized?\",\"answer\":\"The worksheet lists problems numbered 1 through 20, each requiring a separate addition computation.\"},{\"question\":\"Where can students check the correct results?\",\"answer\":\"The document includes an “Answers” section that provides the correct sum for each problem number.\"}]","Adding Multiples of Ten - Answer Key | PDF"]