[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-seo-638005-105":3,"detail-sidebar-cat-0-en-105":80,"doc-detail-638005-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":73,"head_meta":75,"extra_data":77,"updated_unix":79},105,"en","subtracting-2-digit-numbers-sheet-1-practice-exercises","Subtracting 2-Digit Numbers - Sheet 1 - Practice Exercises","","This educational resource provides a structured set of practice exercises focused on mental subtraction of 2-digit numbers. It teaches a strategy for performing subtractions by keeping the first number intact, then subtracting the tens and units of the second number sequentially to simplify calculations and avoid negative number complexities. The document includes a series of 30 subtraction problems followed by a complete answer key, making it an effective tool for students to master foundational arithmetic skills and develop fluency in mental mathematics through repetition and guided practice.",{"@graph":14,"@context":72},[15,34,55],{"@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/subtracting-2-digit-numbers-sheet-1-practice-exercises/638005/",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/subtracting-2-digit-numbers-sheet-1-practice-exercises/638005.png","ImageObject",300,407,{"name":42,"@type":43},"LangkahRina","Person",{"url":19,"name":45,"@type":46},"DocShare","Organization","application/pdf","2026-10-30","2026-10-22",true,{"@type":52,"interactionType":53,"userInteractionCount":33},"InteractionCounter",{"@type":54},"ViewAction",{"@type":56,"mainEntity":57},"FAQPage",[58,64,68],{"name":59,"@type":60,"acceptedAnswer":61},"What is the recommended method for mental subtraction presented in this sheet?","Question",{"text":62,"@type":63},"The document suggests keeping the first number intact and then subtracting the tens and the ones of the second number sequentially from the first number.","Answer",{"name":65,"@type":60,"acceptedAnswer":66},"How many practice problems are included in this document?",{"text":67,"@type":63},"There are 30 individual subtraction problems provided for practice, along with their corresponding correct answers.",{"name":69,"@type":60,"acceptedAnswer":70},"Why does the sheet recommend this specific subtraction method?",{"text":71,"@type":63},"The method is recommended because it helps simplify mental calculations and avoids the common challenges associated with negative numbers.","https://schema.org",{"og:url":32,"og:type":74,"og:title":10,"og:site_name":45,"og:description":12},"article",{"robots":76,"canonical":32},"index,follow",{"doc_id":78,"site_id":7},638005,1792681904,{"code":4,"msg":81,"data":82},"success",[83,87,91,94,99,104,109,114,119,122,126],{"id":22,"doc_module":4,"doc_module_name":25,"category_name":84,"show_sort_weight":85,"slug":86},"Story & Novel",90,"story-novel",{"id":26,"doc_module":4,"doc_module_name":25,"category_name":88,"show_sort_weight":89,"slug":90},"Literature",80,"literature",{"id":33,"doc_module":4,"doc_module_name":25,"category_name":29,"show_sort_weight":92,"slug":93},70,"exam",{"id":95,"doc_module":4,"doc_module_name":25,"category_name":96,"show_sort_weight":97,"slug":98},5,"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":95,"slug":129},19,"General","general",{"code":4,"msg":81,"data":131},{"doc_id":78,"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":33,"is_deleted":4,"is_public":22,"is_downloadable":22,"audit_status":22,"page_count":26,"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":79,"read_time":95},962090893776,"https://ap-avatar.wpscdn.com/davatar_155a257f0dc6eb9ab79c44ca47cae57d","Name Date  \nSUBTRACTING 2-DIGIT NUMBERS SHEET 1  \nWhen you are subtracting in your head, you may find it easier to keep the first number intact and subtract the tens then the ones of the second number from the first number. This avoids problems with negative numbers!  \nE.g. 81-13-> 81 subtract 10 then subtract 3.  \nE.g. 73-25-> 73 subtract 20 then subtract 5.  \n1) 55-13 =   16) 77-52 =   2) 67-12 =   17) 81-13 =   3) 38-25 =   18) 94-32 =   4) 77-13 =   19) 73-25 =   5) 54-21 =   20) 66-54 =   6) 86-14 =   21) 73-33 =   7) 95-22 =   22) 64-17 =   8) 66-31 =   23) 53-25 =   9) 50-11 =   24) 47-29 =   10) 42-13 =   25) 63-36 =   11) 37-23 =   26) 51-25 =   12) 45-15 =   27) 60-32 =   13) 76-22 =   28) 75-33 =   14) 85-31 =   29) 81-17 =    \n15) 67-24 =   30) 76-28 =    \nName Date  \nSUBTRACTING 2-DIGIT NUMBERS SHEET 1 ANSWERS  \n1) 55-13 = 42 16) 77-52 = 25  \n2) 67-12 = 55 17) 81-13 = 68  \n3) 38-25 = 13 18) 94-32 = 62  \n4) 77-13 = 64 19) 73-25 = 48  \n5) 54-21 = 33 20) 66-54 = 12  \n6) 86-14 = 72 21) 73-33 = 40  \n7) 95-22 = 73 22) 64-17 = 47  \n8) 66-31 = 35 23) 53-25 = 28  \n9) 50-11 = 39 24) 47-29 = 18  \n10) 42-13 = 29 25) 63-36 = 27  \n11) 37-23 = 14 26) 51-25 = 26  \n12) 45-15 = 30 27) 60-32 = 28  \n13) 76-22 = 54 28) 75-33 = 42  \n14) 85-31 = 54 29) 81-17 = 64  \n15) 67-24 = 43 30) 76-28 = 48","cbCaimWei2VZiBdC","https://ap.wps.com/l/cbCaimWei2VZiBdC","pdf",129354,"English","# Mental Subtraction Strategy\n## 2-Digit Subtraction Practice Problems\n## Answer Key","[{\"question\":\"What is the recommended method for mental subtraction presented in this sheet?\",\"answer\":\"The document suggests keeping the first number intact and then subtracting the tens and the ones of the second number sequentially from the first number.\"},{\"question\":\"How many practice problems are included in this document?\",\"answer\":\"There are 30 individual subtraction problems provided for practice, along with their corresponding correct answers.\"},{\"question\":\"Why does the sheet recommend this specific subtraction method?\",\"answer\":\"The method is recommended because it helps simplify mental calculations and avoids the common challenges associated with negative numbers.\"}]","Subtracting 2-Digit Numbers - Sheet 1 - Practice Exercises | PDF"]