[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-seo-477858-105":3,"detail-sidebar-cat-0-en-105":81,"doc-detail-477858-en":130},{"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","determining-reasonable-answer-answer-key-477858","Determining Reasonable Answer - Answer Key","","Worksheet answer key for a math activity named “Determining Reasonable Answer.” It specifies rules for judging whether multiplication results are reasonable: multiples of 2 must be even, multiples of 5 must end in 5 or 0, and multiples of 10 must end in 0. The page lists 20 multiplication problems and provides yes/no reasonableness judgments for each answer, allowing quick verification of student responses using the outlined digit-ending checks.",{"@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/determining-reasonable-answer-answer-key-477858/477858/",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/determining-reasonable-answer-answer-key-477858/477858.png","ImageObject",300,407,{"name":42,"@type":43},"supergirl","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",5,{"@type":57,"mainEntity":58},"FAQPage",[59,65,69],{"name":60,"@type":61,"acceptedAnswer":62},"What criteria are used to judge if an answer is reasonable?","Question",{"text":63,"@type":64},"Use digit-ending rules: multiples of 2 must be even, multiples of 5 must end in 5 or 0, and multiples of 10 must end in 0.","Answer",{"name":66,"@type":61,"acceptedAnswer":67},"How does the answer key present the results for each problem?",{"text":68,"@type":64},"For each of the 20 multiplication items, the key indicates whether the shown answer is reasonable (yes) or not (no).",{"name":70,"@type":61,"acceptedAnswer":71},"Where can the problems and answer key be referenced?",{"text":72,"@type":64},"The document shows the problem set and the corresponding answers, including a link to www.CommonCoreSheets.com at the bottom.","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},477858,1792856837,{"code":4,"msg":82,"data":83},"success",[84,88,92,95,99,104,109,114,119,122,126],{"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":55,"doc_module":4,"doc_module_name":25,"category_name":96,"show_sort_weight":97,"slug":98},"Comic",60,"comic",{"id":100,"doc_module":4,"doc_module_name":25,"category_name":101,"show_sort_weight":102,"slug":103},6,"Technology",50,"technology",{"id":105,"doc_module":4,"doc_module_name":25,"category_name":106,"show_sort_weight":107,"slug":108},7,"Healthcare",40,"healthcare",{"id":110,"doc_module":4,"doc_module_name":25,"category_name":111,"show_sort_weight":112,"slug":113},8,"Research & Report",30,"research-report",{"id":115,"doc_module":4,"doc_module_name":25,"category_name":116,"show_sort_weight":117,"slug":118},9,"Religion & Spirituality",20,"religion-spirituality",{"id":117,"doc_module":4,"doc_module_name":25,"category_name":120,"show_sort_weight":117,"slug":121},"World Cup","world-cup",{"id":123,"doc_module":4,"doc_module_name":25,"category_name":124,"show_sort_weight":123,"slug":125},10,"Lifestyle","lifestyle",{"id":127,"doc_module":4,"doc_module_name":25,"category_name":128,"show_sort_weight":55,"slug":129},19,"General","general",{"code":4,"msg":82,"data":131},{"doc_id":79,"user_id":132,"nickname":42,"user_avatar":133,"doc_module":4,"category_id":33,"category_name":29,"doc_title":10,"doc_description":12,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":55,"is_deleted":4,"is_public":22,"is_downloadable":22,"audit_status":22,"page_count":30,"language":139,"language_code":8,"site_id":7,"html_lang":8,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":12,"update_tm":143,"read_time":110},962088121634,"https://ap-avatar.wpscdn.com/davatar_9964176cb1d06d4a9deccf72a44ae3dc","Determining  \nReasonable Answer  \nName:  \nDetermine if the answer shown is reasonable (yes) or not (no).  \nA2,n4,yt6,h8n0g) times 2 HAS to end in an even number Ex. 2 × 6 = 12 2 × 13 = 26 • Anything times 5 HAS to end in an either a 5 or a 0. Ex. 5 × 4 = 20 5 × 15 = 75  \n• Anything times 10 HAS to end in a 0. Ex. 10 × 7 = 70 10 × 16 = 160  \n1) 5 × 718 = 3,590 2) 428 × 5 = 2,141  \n3) 823 × 10 = 8,230 4) 5 × 171 = 855  \n5) 2 × 745 = 1,490 6) 314 × 2 = 628  \n7) 10 × 920 = 9,207 8) 10 × 664 = 6,648  \n9) 281 × 2 = 562 10) 530 × 5 = 2,650  \n11) 104 × 5 = 524 12) 375 × 2 = 750  \n13) 965 × 5 = 4,828 14) 619 × 2 = 1,239  \n15) 2 × 142 = 285 16) 2 × 673 = 1,347  \n17) 5 × 202 = 1,012 18) 445 × 10 = 4,450  \n19) 10 × 504 = 5,040 20) 824 × 2 = 1,649  \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  \nDetermining  \nReasonable Answer  \nName: Answer Key  \nDetermine if the answer shown is reasonable (yes) or not (no).  \nA2,n4,yt6,h8n0g) times 2 HAS to end in an even number Ex. 2 × 6 = 12 2 × 13 = 26 • Anything times 5 HAS to end in an either a 5 or a 0. Ex. 5 × 4 = 20 5 × 15 = 75  \n• Anything times 10 HAS to end in a 0. Ex. 10 × 7 = 70 10 × 16 = 160  \n1) 5 × 718 = 3,590 2) 428 × 5 = 2,141  \n3) 823 × 10 = 8,230 4) 5 × 171 = 855  \n5) 2 × 745 = 1,490 6) 314 × 2 = 628  \n7) 10 × 920 = 9,207 8) 10 × 664 = 6,648  \n9) 281 × 2 = 562 10) 530 × 5 = 2,650  \n11) 104 × 5 = 524 12) 375 × 2 = 750  \n13) 965 × 5 = 4,828 14) 619 × 2 = 1,239  \n15) 2 × 142 = 285 16) 2 × 673 = 1,347  \n17) 5 × 202 = 1,012 18) 445 × 10 = 4,450  \n19) 10 × 504 = 5,040 20) 824 × 2 = 1,649  \nAnswers  \n1. yes  \n[2.](2. no)[ no](2. no)  \n3. yes  \n4. yes  \n5. yes  \n6. yes  \n[7.](7. no)[ no](7. no)  \n[8.](8. no)[ no](8. no)  \n9. yes  \n10. yes  \n[11.](11. no)[ no](11. no)  \n12. yes  \n[13.](13. no)[ no](13. no)  \n[14.](14. no)[ no](14. no)  \n[15.](15. no)[ no](15. no)  \n[16.](16. no)[ no](16. no)  \n[17.](17. no)[ no](17. no)  \n18. yes  \n19. yes  \n[20.](20. no)[ no](20. no)  \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  \nDetermining  \nReasonable Answer  \nName:  \nDetermine if the answer shown is reasonable (yes) or not (no).  \nA2,n4,yt6,h8n0g) times 2 HAS to end in an even number Ex. 2 × 6 = 12 2 × 13 = 26 • Anything times 5 HAS to end in an either a 5 or a 0. Ex. 5 × 4 = 20 5 × 15 = 75  \n• Anything times 10 HAS to end in a 0. Ex. 10 × 7 = 70 10 × 16 = 160  \nno yes yes yes  \nno yes yes yes  \nyes no yes no  \n1) 5 × 718 = 3,590 2) 428 × 5 = 2,141  \n3) 823 × 10 = 8,230 4) 5 × 171 = 855  \n5) 2 × 745 = 1,490 6) 314 × 2 = 628  \nAnswers  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \n9.  \n10.  \n11.  \n12.  \n7) 10 × 920 = 9,207 8) 10 × 664 = 6,648  \n9) 281 × 2 = 562 10) 530 × 5 = 2,650  \n11) 104 × 5 = 524 12) 375 × 2 = 750  \nMath  \nModified  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n7  \n1-10 92  \n11-12 8  \n83  \n0  \n75 67 58 50 42 33 25 17","cbCaineH3g5W39Uc","https://ap.wps.com/l/cbCaineH3g5W39Uc","pdf",48308,"English","# Determining Reasonable Answer - Answer Key\n## Rules for Reasonableness\n## Problems 1-20","[{\"question\":\"What criteria are used to judge if an answer is reasonable?\",\"answer\":\"Use digit-ending rules: multiples of 2 must be even, multiples of 5 must end in 5 or 0, and multiples of 10 must end in 0.\"},{\"question\":\"How does the answer key present the results for each problem?\",\"answer\":\"For each of the 20 multiplication items, the key indicates whether the shown answer is reasonable (yes) or not (no).\"},{\"question\":\"Where can the problems and answer key be referenced?\",\"answer\":\"The document shows the problem set and the corresponding answers, including a link to www.CommonCoreSheets.com at the bottom.\"}]","Determining Reasonable Answer - Answer Key | PDF",1790790519]