[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-544469-105":59,"doc-detail-544469-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","grade-4-subtraction-worksheet-mental-math-subtracting-whole-tens","Grade 4 Subtraction Worksheet - Mental Math: Subtracting Whole Tens","","This Grade 4 mathematics worksheet focuses on mental math skills specifically related to subtracting whole tens. The document presents a series of twenty subtraction problems designed to improve students' ability to find differences, including cases where the minuend is a missing number. By engaging with these exercises, students practice quick calculation techniques and reinforce their understanding of place value and subtraction operations within the range of whole hundreds and tens. This educational material serves as a practical tool for classroom instruction or home practice to bolster numerical fluency in primary education.",{"@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/grade-4-subtraction-worksheet-mental-math-subtracting-whole-tens/544469/",{"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/grade-4-subtraction-worksheet-mental-math-subtracting-whole-tens/544469.png","ImageObject",300,407,{"name":92,"@type":93},"Finn","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-07","2026-10-12",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 objective of this worksheet?","Question",{"text":112,"@type":113},"The objective is to practice and improve mental math skills specifically involving the subtraction of whole tens.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What types of problems are included in the exercise?",{"text":117,"@type":113},"The worksheet contains subtraction problems that require finding the difference and identifying missing numbers in subtraction equations.",{"name":119,"@type":110,"acceptedAnswer":120},"Who is the target audience for this document?",{"text":121,"@type":113},"This document is designed for fourth-grade students as a supplement to their math curriculum.","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},544469,1791772486,{"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":14,"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":24,"preview_page_count":4},34359740700684,"https://ap-avatar.wpscdn.com/avatar/1f400023980c374ae676?_k=1777273430885731487","Mental math: subtracting whole tens  (missing number)   \nGrade 4 Subtraction Worksheet  \nFind the difference.  \n1.   - 60 = 510 2. 560 - 50 =    \n3. 940 - 80 =   4. 420 - 70 =    \n5. 530 - 40 =   6.   - 80 = 510  \n7.   - 90 = 470 8.   - 20 = 560  \n9.   - 50 = 840 10.   - 20 = 800  \n11.   - 60 = 670 12.   - 90 = 480  \n13. 580 - 10 =   14.   - 80 = 370  \n15.   - 90 = 900 16. 930 - 70 =    \n17. 880 -   = 880 18.   - 0 = 380  \n19.   - 10 = 760 20.   - 20 = 400  \nMental math: subtracting whole tens  (missing number)   \nGrade 4 Subtraction Worksheet  \nFind the difference.  \n1.  570 - 60 = 510 2. 560 - 50 =  510   \n3. 940 - 80 =  860  4. 420 - 70 =  350   \n5. 530 - 40 =  490  6.  590 - 80 = 510  \n7.  560 - 90 = 470 8.  580 - 20 = 560  \n9.  890 - 50 = 840 10.  820 - 20 = 800  \n11.  730 - 60 = 670 12.  570 - 90 = 480  \n13. 580 - 10 =  570  14.  450 - 80 = 370  \n15.  990 - 90 = 900 16. 930 - 70 =  860   \n17. 880 -  0  = 880 18.  380 - 0 = 380  \n19.  770 - 10 = 760 20.  420 - 20 = 400","cbCaigsOWVw0NDes","https://ap.wps.com/l/cbCaigsOWVw0NDes","pdf",13481,"English","# Mental Math Practice\n## Subtraction Exercises","[{\"question\":\"What is the main objective of this worksheet?\",\"answer\":\"The objective is to practice and improve mental math skills specifically involving the subtraction of whole tens.\"},{\"question\":\"What types of problems are included in the exercise?\",\"answer\":\"The worksheet contains subtraction problems that require finding the difference and identifying missing numbers in subtraction equations.\"},{\"question\":\"Who is the target audience for this document?\",\"answer\":\"This document is designed for fourth-grade students as a supplement to their math curriculum.\"}]","Grade 4 Subtraction Worksheet - Mental Math: Subtracting Whole Tens | PDF"]