[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-478342-105":59,"doc-detail-478342-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","multiplying-by-10-100-and-1000-answer-key-use-mental-math","Multiplying by 10, 100 and 1,000 - Answer Key - Use mental math","","Answer key for a mental-math worksheet focused on multiplying whole numbers by 10, 100, and 1,000. The tasks instruct learners to compute without writing out the multiplication process, and provide final numeric answers for twenty problems. It includes results for multipliers of 10, 100, and 1,000 across a variety of starting values, supporting quick number sense practice and accuracy checking.",{"@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/multiplying-by-10-100-and-1000-answer-key-use-mental-math/478342/",{"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/multiplying-by-10-100-and-1000-answer-key-use-mental-math/478342.png","ImageObject",300,407,{"name":92,"@type":93},"Grenda","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-02","2026-09-30",true,{"@type":102,"interactionType":103,"userInteractionCount":34},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the main skill practiced in this worksheet?","Question",{"text":112,"@type":113},"Multiplying numbers mentally by 10, 100, and 1,000.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Are students allowed to write out the computation steps?",{"text":117,"@type":113},"No. The instructions say to use mental math and not write out the computation.",{"name":119,"@type":110,"acceptedAnswer":120},"How are the answers presented?",{"text":121,"@type":113},"The document lists the completed results for problems 1 through 20, including a final answers section.","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},478342,1792876715,{"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":34,"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},7971474921005,"https://ap-avatar.wpscdn.com/davatar_29158cc5080c5b710cf443261637dec0","Multiplying by 10, 100 and  \n1,000  \nName:  \nUse mental math to multiply each number. Do not write out the computation. Answers  \n1) 823 × 1,000 = 2) 3 × 10 =  \n1.  \n2.  \n3) 9 × 100 = 4) 426 × 100 =  \n3.  \n4.  \n5) 327 × 10 = 6) 464 × 100 =  \n5.  \n6.  \n7) 4 × 100 = 8) 855 × 10 =  \n7.  \n8.  \n9) 793 × 10 = 10) 8 × 10 =  \n9.  \n10.  \n11) 2 × 1,000 = 12) 98 × 1,000 =  \n11.  \n12.  \n13) 8 × 100 = 14) 67 × 100 =  \n13.  \n14.  \n15) 291 × 1,000 = 16) 28 × 10 =  \n15.  \n16.  \n17) 557 × 1,000 = 18) 38 × 100 =  \n17.  \n18.  \n19) 85 × 100 = 20) 464 × 1,000 =  \n19.  \n20.  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n5  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nMultiplying by 10, 100 and  \n1,000  \nName: Answer Key  \nUse mental math to multiply each number. Do not write out the computation.  \n1) 823 × 1,000 = 823,000 2) 3 × 10 = 30  \n3) 9 × 100 = 900 4) 426 × 100 = 42,600  \n5) 327 × 10 = 3,270 6) 464 × 100 = 46,400  \n7) 4 × 100 = 400 8) 855 × 10 = 8,550  \n9) 793 × 10 = 7,930 10) 8 × 10 = 80  \n11) 2 × 1,000 = 2,000 12) 98 × 1,000 = 98,000  \n13) 8 × 100 = 800 14) 67 × 100 = 6,700  \n15) 291 × 1,000 = 291,000 16) 28 × 10 = 280  \n17) 557 × 1,000 = 557,000 18) 38 × 100 = 3,800  \n19) 85 × 100 = 8,500 20) 464 × 1,000 = 464,000  \nAnswers  \n1. 823,000 2. 30 3. 900 4. 42,600 5. 3,270 6. 46,400 7. 400 8. 8,550 9. 7,930 10. 80 11. 2,000 12. 98,000 13. 800 14. 6,700 15. 291,000 16. 280 17. 557,000 18. 3,800 19. 8,500  \n20. 464,000  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n5  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nMultiplying by 10, 100 and  \n1,000  \nName:  \nUse mental math to multiply each number. Do not write out the computation. Answers  \n1) 823 × 1,000 = 2) 3 × 10 =  \n1.  \n2.  \n3) 9 × 100 = 4) 426 × 100 =  \n3.  \n4.  \n5) 327 × 10 = 6) 464 × 100 =  \n5.  \n6.  \n7) 4 × 100 = 8) 855 × 10 =  \n7.  \n8.  \n9) 793 × 10 = 10) 8 × 10 =  \n9.  \n10.  \n11) 2 × 1,000 = 12) 98 × 1,000 =  \n11.  \n12.  \n13) 8 × 100 = 14) 67 × 100 =  \n13.  \n14.  \n15) 291 × 1,000 = 16) 28 × 10 =  \n15.  \n16.  \n17) 557 × 1,000 = 18) 38 × 100 =  \n17.  \n18.  \n19) 85 × 100 = 20) 464 × 1,000 =  \n19.  \n20.  \nMath  \nModified  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n5  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \n\n|  |  |  |  |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n|  |  |  |  |  |  |  |  |  |  |","cbCailfS7334t3H6","https://ap.wps.com/l/cbCailfS7334t3H6","pdf",45648,"English","# Instructions\n## Mental math rules (no written computation)\n# Answer Key\n## Problems 1-20","[{\"question\":\"What is the main skill practiced in this worksheet?\",\"answer\":\"Multiplying numbers mentally by 10, 100, and 1,000.\"},{\"question\":\"Are students allowed to write out the computation steps?\",\"answer\":\"No. The instructions say to use mental math and not write out the computation.\"},{\"question\":\"How are the answers presented?\",\"answer\":\"The document lists the completed results for problems 1 through 20, including a final answers section.\"}]","Multiplying by 10, 100 and 1,000 - Answer Key - Use mental math | PDF",1790791353]