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Students solve a set of problems by summing values such as 30 + 60, 10 + 50, and 20 + 70, covering a range of tens combinations. An answer key is provided with the correct sums for each item from 1 through 20, supporting self-checking and targeted practice.",{"@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-to-multiples-of-ten/466007/",{"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-to-multiples-of-ten/466007.png","ImageObject",300,407,{"name":92,"@type":93},"Aria","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-14","2026-09-30",true,{"@type":102,"interactionType":103,"userInteractionCount":24},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What type of math problems are on this worksheet?","Question",{"text":112,"@type":113},"The worksheet practices addition of multiples of ten, such as 30 + 60 and 20 + 70.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How many problems must be solved?",{"text":117,"@type":113},"There are 20 solve-and-answer items.",{"name":119,"@type":110,"acceptedAnswer":120},"Where can students find the correct answers?",{"text":121,"@type":113},"The document includes an “Answer Key” listing the sums for problems 1 through 20.","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},466007,1790816447,{"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":24,"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":143,"read_time":39},2336464648322,"https://ap-avatar.wpscdn.com/avatar/2200025388227c56fec?_k=1778556882303663488","Adding Multiples of Ten to Multiples of Ten  \nName:  \nSolve each problem.  \n1) 30 + 60 =  \n1.  \n2) 10 + 50 =  \n2.  \n3) 30 + 30 =  \n3.  \n4) 10 + 80 =  \n4.  \n5) 20 + 50 =  \n5.  \n6) 50 + 20 =  \n6.  \n7) 30 + 40 =  \n7.  \n8) 10 + 60 =  \n8.  \n9) 20 + 10 =  \nAnswers  \n10) 50 + 10 = 11) 30 + 10 = 12) 20 + 70 = 13) 40 + 20 = 14) 20 + 30 = 15) 40 + 10 = 16) 30 + 50 = 17) 40 + 40 = 18) 40 + 50 = 19) 40 + 30 =  \n20) 60 + 10 =  \n9.  \n10.  \n11.  \n12.  \n13.  \n14.  \n15.  \n16.  \n17.  \n18.  \n19.  \n20.  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n9  \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 to Multiples of Ten  \nName: Answer Key  \n\n| Solve each problem.\u003Cbr>1) 30 + 60 =  90 \u003Cbr>2) 10 + 50 =  60 \u003Cbr>3) 30 + 30 =  60 \u003Cbr>4) 10 + 80 =  90 \u003Cbr>5) 20 + 50 =  70 \u003Cbr>6) 50 + 20 =  70 \u003Cbr>7) 30 + 40 =  70 \u003Cbr>8) 10 + 60 =  70 \u003Cbr>9) 20 + 10 =  30 \u003Cbr>10) 50 + 10 =  60 \u003Cbr>11) 30 + 10 =  40 \u003Cbr>12) 20 + 70 =  90 \u003Cbr>13) 40 + 20 =  60 \u003Cbr>14) 20 + 30 =  50 \u003Cbr>15) 40 + 10 =  50 \u003Cbr>16) 30 + 50 =  80 \u003Cbr>17) 40 + 40 =  80 \u003Cbr>18) 40 + 50 =  90 \u003Cbr>19) 40 + 30 =  70 \u003Cbr>20) 60 + 10 =  70  | Answers\u003Cbr>1.  90  2.  60  3.  60  4.  90  5.  70  6.  70  7.  70  8.  70  9.  30  10.  60  11.  40  12.  90  13.  60  14.  50  15.  50  16.  80  17.  80  18.  90  19.  70 \u003Cbr>20. 70 |\n| --- | --- |\n\nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n9  \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 to Multiples of Ten  \nName:  \nSolve each problem. Answers  \n70 90 60 70  \n40 60 90 70 1.  \n60 70 90 30  \n2.  \n1) 30 + 60 =  \n3.  \n2) 10 + 50 = 4.  \n5.  \n3) 30 + 30 =  \n6.  \n4) 10 + 80 = 7.  \n8.  \n5) 20 + 50 =  \n9.  \n6) 50 + 20 =  \n10.  \n11.  \n7) 30 + 40 =  \n12.  \n8) 10 + 60 =  \n9) 20 + 10 =  \n10) 50 + 10 =  \n11) 30 + 10 =  \n12) 20 + 70 =  \nMath www. CoMommi[eSheets.com](eSheets.com 9 111--1102)[ 9](eSheets.com 9 111--1102)[ 111--1102](eSheets.com 9 111--1102) 92 838 0 75 67 58 50 42 33 25 17","cbCailKTcM7u0Oh5","https://ap.wps.com/l/cbCailKTcM7u0Oh5","pdf",45170,"English","# Solve each problem\n## Answer key","[{\"question\":\"What type of math problems are on this worksheet?\",\"answer\":\"The worksheet practices addition of multiples of ten, such as 30 + 60 and 20 + 70.\"},{\"question\":\"How many problems must be solved?\",\"answer\":\"There are 20 solve-and-answer items.\"},{\"question\":\"Where can students find the correct answers?\",\"answer\":\"The document includes an “Answer Key” listing the sums for problems 1 through 20.\"}]","Adding Multiples of Ten to Multiples of Ten | PDF",1790770411]