[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-545926-105":59,"doc-detail-545926-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-math-adding-three-2-digit-numbers-practice-worksheet","Grade 4 Math - Adding Three 2-Digit Numbers - Practice Worksheet","","This document provides a collection of mental math practice exercises specifically designed for fourth-grade students, focusing on the addition of three 2-digit numbers. The content includes two sets of worksheets, each featuring twenty unique addition problems that require learners to perform calculations mentally to find the sum. By systematically working through these varied arithmetic challenges, students can significantly enhance their rapid calculation skills, improve their number sense, and build confidence in handling multi-addend addition operations. The document serves as an effective learning resource for both classroom instruction and individual study, offering a clear and structured format that facilitates efficient practice. The answer key for the problems is also provided, allowing students to verify their results, identify potential errors, and track their mathematical progress over time. This resource is tailored to support elementary level educational development in mathematics.",{"@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-math-adding-three-2-digit-numbers-practice-worksheet/545926/",{"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-math-adding-three-2-digit-numbers-practice-worksheet/545926.png","ImageObject",300,407,{"name":92,"@type":93},"Ezra","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-09","2026-10-12",true,{"@type":102,"interactionType":103,"userInteractionCount":24},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the primary focus of this Grade 4 worksheet?","Question",{"text":112,"@type":113},"The worksheet is designed to help fourth-grade students practice mental math, specifically adding three 2-digit numbers together.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How many addition problems are included in the worksheet?",{"text":117,"@type":113},"The worksheet contains 20 distinct addition problems for students to solve.",{"name":119,"@type":110,"acceptedAnswer":120},"Does the document provide the results for the practice problems?",{"text":121,"@type":113},"Yes, the document includes a second section that serves as an answer key, displaying the correct sum for each of the 20 problems.","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},545926,1791775768,{"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":24,"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},1099514068035,"https://ap-avatar.wpscdn.com/davatar_276721f389ce27ea32af1340a28f341c","Mental math: adding three 2-digit numbers   \nGrade 4 Addition Worksheet  \nFind the sum.  \n1. 18 + 65 + 69 =   2. 70 + 94 + 91 =   3. 78 + 23 + 81 =   4. 37 + 76 + 88 =   5. 72 + 74 + 36 =   6. 20 + 35 + 96 =   7. 10 + 97 + 79 =   8. 55 + 89 + 64 =   9. 99 + 39 + 70 =   10. 13 + 48 + 53 =   11. 93 + 52 + 61 =   12. 50 + 26 + 20 =   13. 37 + 32 + 58 =   14. 40 + 79 + 49 =   15. 52 + 63 + 17 =   16. 38 + 19 + 39 =   17. 16 + 76 + 99 =   18. 38 + 72 + 67 =    \n19. 32 + 55 + 15 =   20. 54 + 81 + 70 =    \nMental math: adding three 2-digit numbers   \nGrade 4 Addition Worksheet  \nFind the sum.  \n1. 18 + 65 + 69 =  152  2. 70 + 94 + 91 =  255   \n3. 78 + 23 + 81 =  182  4. 37 + 76 + 88 =  201   \n5. 72 + 74 + 36 =  182  6. 20 + 35 + 96 =  151   \n7. 10 + 97 + 79 =  186  8. 55 + 89 + 64 =  208   \n9. 99 + 39 + 70 =  208  10. 13 + 48 + 53 =  114   \n11. 93 + 52 + 61 =  206  12. 50 + 26 + 20 =  96   \n13. 37 + 32 + 58 =  127  14. 40 + 79 + 49 =  168   \n15. 52 + 63 + 17 =  132  16. 38 + 19 + 39 =  96   \n17. 16 + 76 + 99 =  191  18. 38 + 72 + 67 =  177   \n19. 32 + 55 + 15 =  102  20. 54 + 81 + 70 =  205","cbCaivWXY8koXQbi","https://ap.wps.com/l/cbCaivWXY8koXQbi","pdf",13379,"English","# Mental Math Addition Problems\n## Answer Key","[{\"question\":\"What is the primary focus of this Grade 4 worksheet?\",\"answer\":\"The worksheet is designed to help fourth-grade students practice mental math, specifically adding three 2-digit numbers together.\"},{\"question\":\"How many addition problems are included in the worksheet?\",\"answer\":\"The worksheet contains 20 distinct addition problems for students to solve.\"},{\"question\":\"Does the document provide the results for the practice problems?\",\"answer\":\"Yes, the document includes a second section that serves as an answer key, displaying the correct sum for each of the 20 problems.\"}]","Grade 4 Math - Adding Three 2-Digit Numbers - Practice Worksheet | PDF"]