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The document provides 20 distinct problems where students are required to solve for either the minuend or the subtrahend to complete the equation. These exercises are designed to reinforce foundational arithmetic proficiency, improve number sense, and enhance the speed and accuracy of mental calculations for primary school students in a structured educational format.",{"@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/mental-math-subtracting-from-3-digit-numbers-grade-4-worksheet/544428/",{"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/mental-math-subtracting-from-3-digit-numbers-grade-4-worksheet/544428.png","ImageObject",300,407,{"name":92,"@type":93},"Finn","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-08","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 goal of this worksheet?","Question",{"text":112,"@type":113},"The goal is to practice mental math skills by finding missing numbers in 3-digit subtraction equations.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Who is the target audience for these exercises?",{"text":117,"@type":113},"These exercises are designed for 4th-grade students to improve their arithmetic proficiency.",{"name":119,"@type":110,"acceptedAnswer":120},"How many problems are included in the worksheet?",{"text":121,"@type":113},"The worksheet contains 20 individual subtraction problems to solve.","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},544428,1791772399,{"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 from 3-digit numbers  (missing number)   \nGrade 4 Subtraction Worksheet  \nFind the missing number.  \n1. 824 - 97 =   2.   - 39 = 600  \n3. 542 -   = 534 4. 846 -   = 838  \n5.   - 60 = 162 6. 662 -   = 579  \n7.   - 49 = 618 8. 953 - 54 =    \n9. 550 -   = 492 10. 529 - 68 =    \n11. 713 -   = 620 12.   - 35 = 342  \n13. 479 -   = 421 14. 106 - 18 =    \n15.   - 64 = 423 16. 320 -   = 264  \n17. 389 -   = 333 18. 409 - 51 =    \n19. 674 -   = 629 20. 758 - 12 =    \nMental math: subtracting from 3-digit numbers  (missing number)   \nGrade 4 Subtraction Worksheet  \nFind the missing number.  \n1. 824 - 97 =  727  2.  639 - 39 = 600  \n3. 542 -  8  = 534 4. 846 -  8  = 838  \n5.  222 - 60 = 162 6. 662 -  83  = 579  \n7.  667 - 49 = 618 8. 953 - 54 =  899   \n9. 550 -  58  = 492 10. 529 - 68 =  461   \n11. 713 -  93  = 620 12.  377 - 35 = 342  \n13. 479 -  58  = 421 14. 106 - 18 =  88   \n15.  487 - 64 = 423 16. 320 -  56  = 264  \n17. 389 -  56  = 333 18. 409 - 51 =  358   \n19. 674 -  45  = 629 20. 758 - 12 =  746","cbCainwYnlsXbgVq","https://ap.wps.com/l/cbCainwYnlsXbgVq","pdf",13640,"English","# Mental Math Exercises\n## 3-Digit Subtraction Problems","[{\"question\":\"What is the goal of this worksheet?\",\"answer\":\"The goal is to practice mental math skills by finding missing numbers in 3-digit subtraction equations.\"},{\"question\":\"Who is the target audience for these exercises?\",\"answer\":\"These exercises are designed for 4th-grade students to improve their arithmetic proficiency.\"},{\"question\":\"How many problems are included in the worksheet?\",\"answer\":\"The worksheet contains 20 individual subtraction problems to solve.\"}]","Mental Math - Subtracting from 3-Digit Numbers - Grade 4 Worksheet | PDF"]