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The problems ask students to compute two addends such as 20 + 60, 10 + 80, and 40 + 40, arranged from items 1 through 20. An accompanying answer key lists each correct result (for example 20 + 60 = 80 and 60 + 40 = 100). 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can the correct answers be found?","Question",{"text":112,"@type":113},"A separate answer key section lists the result for each problem from 1 to 20.","Answer","https://schema.org",{"og:url":83,"og:type":116,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":118,"canonical":83},"index,follow",{"doc_id":120,"site_id":62},466010,1790884972,{"code":4,"msg":5,"data":123},{"doc_id":120,"user_id":124,"nickname":92,"user_avatar":125,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":126,"file_id":127,"file_url":128,"file_type":129,"file_size":130,"view_count":44,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":81,"language":131,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":132,"faqs":133,"seo_title":134,"seo_description":67,"update_tm":135,"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) 20 + 60 =  \n1.  \n2) 10 + 80 =  \n2.  \n3) 10 + 30 =  \n3.  \n4) 10 + 70 =  \n4.  \n5) 20 + 70 =  \n5.  \n6) 40 + 40 =  \n6.  \n7) 50 + 10 =  \n7.  \n8) 60 + 20 =  \n8.  \n9) 30 + 10 =  \nAnswers  \n10) 30 + 60 = 11) 10 + 10 = 12) 30 + 30 = 13) 40 + 20 = 14) 30 + 50 = 15) 40 + 30 = 16) 70 + 20 = 17) 50 + 40 = 18) 10 + 50 = 19) 40 + 50 =  \n20) 60 + 40 =  \n9.  \n10.  \n11.  \n12.  \n13.  \n14.  \n15.  \n16.  \n17.  \n18.  \n19.  \n20.  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \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) 20 + 60 =  80 \u003Cbr>2) 10 + 80 =  90 \u003Cbr>3) 10 + 30 =  40 \u003Cbr>4) 10 + 70 =  80 \u003Cbr>5) 20 + 70 =  90 \u003Cbr>6) 40 + 40 =  80 \u003Cbr>7) 50 + 10 =  60 \u003Cbr>8) 60 + 20 =  80 \u003Cbr>9) 30 + 10 =  40 \u003Cbr>10) 30 + 60 =  90 \u003Cbr>11) 10 + 10 =  20 \u003Cbr>12) 30 + 30 =  60 \u003Cbr>13) 40 + 20 =  60 \u003Cbr>14) 30 + 50 =  80 \u003Cbr>15) 40 + 30 =  70 \u003Cbr>16) 70 + 20 =  90 \u003Cbr>17) 50 + 40 =  90 \u003Cbr>18) 10 + 50 =  60 \u003Cbr>19) 40 + 50 =  90 \u003Cbr>20) 60 + 40 =  100  | Answers\u003Cbr>1.  80  2.  90  3.  40  4.  80  5.  90  6.  80  7.  60  8.  80  9.  40  10.  90  11.  20  12.  60  13.  60  14.  80  15.  70  16.  90  17.  90  18.  60  19.  90 \u003Cbr>20. 100 |\n| --- | --- |\n\nMath  \nSeed: 60980492-7  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \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.  \n90 80 80 90  \n80 20 60 80  \n40 40 60 90  \n1) 20 + 60 =  \n2) 10 + 80 =  \n3) 10 + 30 =  \n4) 10 + 70 =  \n5) 20 + 70 =  \n6) 40 + 40 =  \n7) 50 + 10 =  \n8) 60 + 20 =  \n9) 30 + 10 =  \n10) 30 + 60 =  \n11) 10 + 10 =  \n12) 30 + 30 =  \nAnswers  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \n9.  \n10.  \n11.  \n12.  \nMath  \nModified  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n1-10 92  \n11-12 8  \n83  \n0  \n75 67 58 50 42 33 25 17","cbCaikzHashfi5Yj","https://ap.wps.com/l/cbCaikzHashfi5Yj","pdf",45154,"English","# Solve each problem\n## Answer key","[{\"question\":\"Where can the correct answers be found?\",\"answer\":\"A separate answer key section lists the result for each problem from 1 to 20.\"}]","Adding Multiples of Ten to Multiples of Ten - Solve each problem | PDF",1790770418]