[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-464882-105":59,"doc-detail-464882-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","finding-sum-with-rounding-answer-key","Finding Sum with Rounding - Answer Key","","Worksheet instruction and answer key focused on mentally finding the sum of two numbers using rounding. It explains rounding a number up to the highest place value (e.g., rounding 194 to 200), solving using the rounded values, then adjusting by subtracting the amount added during rounding. The document includes 20 problems in the form of two addends and provides the corresponding summed answers for each item.",{"@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/finding-sum-with-rounding-answer-key/464882/",{"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/finding-sum-with-rounding-answer-key/464882.png","ImageObject",300,407,{"name":92,"@type":93},"Emma Wilson","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-31","2026-09-30",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What rounding strategy does the worksheet use to find sums mentally?","Question",{"text":112,"@type":113},"Round one addend to the highest place value to make the calculation easier, then solve mentally using the rounded number.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"In the example, why is 436 adjusted to get the final sum?",{"text":117,"@type":113},"Because 194 was rounded up to 200 by adding 6, the solution 200 + 236 = 436 must subtract 6 to correct for the extra amount.",{"name":119,"@type":110,"acceptedAnswer":120},"Where are the correct answers for the 20 practice problems provided?",{"text":121,"@type":113},"The document includes an “Answer Key” section listing the correct sums for each problem from 1 to 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},464882,1790768855,{"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":19,"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},3848291630094,"https://eur-avatar.wpscdn.com/davatar_085a072bc5b1113ac321206ff7593b45","Finding Sum with Rounding  \nName:  \n\n| Use rounding strategies to find the sum.\u003Cbr>\u003Cbr> Now we can mentally add and find the \u003Cbr>Rather than lining up the place values, one strategy is to round to the highest place value and solve mentally.\u003Cbr>194 + 236 =\u003Cbr>In the example above 194 rounds up to 200. That would make our problem look like:\u003Cbr>200 + 236 =\u003Cbr>solution.\u003Cbr>200 + 236 = 436\u003Cbr>But since we added 6 to 194 (to make it 200), now we have to take 6 away.\u003Cbr>436-6 = 430\u003Cbr>And now we have our sum.\u003Cbr>\u003Cbr>1) 194 + 342 =   2) 98 + 341 =   3) 194 + 143 =   4) 196 + 529 =  \u003Cbr>5) 92 + 276 =   6) 298 + 388 =   7) 96 + 879 =   8) 98 + 616 =  \u003Cbr>9) 597 + 392 =   10) 498 + 337 =   11) 97 + 166 =   12) 194 + 323 =  \u003Cbr>13) 493 + 133 =   14) 293 + 461 =   15) 195 + 187 =   16) 293 + 549 =  \u003Cbr>17) 596 + 358 =   18) 99 + 107 =   19) 94 + 555 =   20) 91 + 128 =   | 1.\u003Cbr>2.\u003Cbr>3.\u003Cbr>4.\u003Cbr>5.\u003Cbr>6.\u003Cbr>7.\u003Cbr>8.\u003Cbr>9.\u003Cbr>10.\u003Cbr>11.\u003Cbr>12.\u003Cbr>13.\u003Cbr>14.\u003Cbr>15.\u003Cbr>16.\u003Cbr>17.\u003Cbr>18.\u003Cbr>19.\u003Cbr>20. | Answers |\n| --- | --- | --- |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n\nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n6  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nFinding Sum with Rounding  \nName: Answer Key  \n\n| Use rounding strategies to find the sum.\u003Cbr>\u003Cbr> Now we can mentally add and find the \u003Cbr>Rather than lining up the place values, one strategy is to round to the highest place value and solve mentally.\u003Cbr>194 + 236 =\u003Cbr>In the example above 194 rounds up to 200. That would make our problem look like:\u003Cbr>200 + 236 =\u003Cbr>solution.\u003Cbr>200 + 236 = 436\u003Cbr>But since we added 6 to 194 (to make it 200), now we have to take 6 away.\u003Cbr>436-6 = 430\u003Cbr>And now we have our sum.\u003Cbr>\u003Cbr>1) 194 + 342 =  536  2) 98 + 341 =  439 \u003Cbr>3) 194 + 143 =  337  4) 196 + 529 =  725 \u003Cbr>5) 92 + 276 =  368  6) 298 + 388 =  686 \u003Cbr>7) 96 + 879 =  975  8) 98 + 616 =  714 \u003Cbr>9) 597 + 392 =  989  10) 498 + 337 =  835 \u003Cbr>11) 97 + 166 =  263  12) 194 + 323 =  517 \u003Cbr>13) 493 + 133 =  626  14) 293 + 461 =  754 \u003Cbr>15) 195 + 187 =  382  16) 293 + 549 =  842 \u003Cbr>17) 596 + 358 =  954  18) 99 + 107 =  206 \u003Cbr>19) 94 + 555 =  649  20) 91 + 128 =  219  | Answers 1.  536  2.  439  3.  337  4.  725  5.  368  6.  686  7.  975  8.  714  9.  989  10.  835  11.  263  12.  517  13.  626  14.  754  15.  382 \u003Cbr>16.  842  17.  954  18.  206  19.  649  20. 219 |\n| --- | --- |\n\nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n6  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nFinding Sum with Rounding  \nName:  \nUse rounding strategies to find the sum.  \nRather than lining up the place values, one strategy is to round to the highest place value and solve mentally.  \n194 + 236 =  \nIn the example above 194 rounds up to 200. That would make our problem look like:  \n200 + 236 =  \nNow we can mentally add and find the solution.  \n200 + 236 = 436  \nBut since we added 6 to 194 (to make it 200), now we have to take 6 away.  \n436-6 = 430  \nAnd now we have our sum.  \n725 975 439 368  \n337 714 263 989  \n686 517 536 835  \n1) 194 + 342 = 2) 98 + 341 =  \n3) 194 + 143 = 4) 196 + 529 =  \n5) 92 + 276 = 6) 298 + 388 =  \n7) 96 + 879 = 8) 98 + 616 =  \n9) 597 + 392 = 10) 498 + 337 =  \n11) 97 + 166 = 12) 194 + 323 =  \nAnswers  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \n9.  \n10.  \n11.  \n12.  \nMath  \nModified  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n6  \n1-10 92  \n11-12 8  \n83  \n0  \n75 67 58 50 42 33 25 17","cbCaie5Zt1OE6XHK","https://ap.wps.com/l/cbCaie5Zt1OE6XHK","pdf",50497,"English","# Use rounding strategies to find the sum\n# Example: round then adjust\n# Practice problems 1-20\n# Answer key","[{\"question\":\"What rounding strategy does the worksheet use to find sums mentally?\",\"answer\":\"Round one addend to the highest place value to make the calculation easier, then solve mentally using the rounded number.\"},{\"question\":\"In the example, why is 436 adjusted to get the final sum?\",\"answer\":\"Because 194 was rounded up to 200 by adding 6, the solution 200 + 236 = 436 must subtract 6 to correct for the extra amount.\"},{\"question\":\"Where are the correct answers for the 20 practice problems provided?\",\"answer\":\"The document includes an “Answer Key” section listing the correct sums for each problem from 1 to 20.\"}]","Finding Sum with Rounding - Answer Key | PDF"]