[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-545859-105":59,"doc-detail-545859-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","mental-math-adding-two-2-digit-numbers-grade-4-addition-worksheet","Mental Math - Adding Two 2-Digit Numbers - Grade 4 Addition Worksheet","","This document provides a collection of mental math exercises specifically designed for fourth-grade students, focusing on the addition of two-digit numbers. The worksheet presents twenty distinct arithmetic problems, requiring learners to compute the sum of pairs of numbers. By practicing these calculations, students can enhance their mental agility, improve their speed in basic addition, and reinforce their understanding of multi-digit arithmetic operations. The content is structured as a clear, practice-oriented learning material suitable for classroom activities or supplemental home study. Each problem is presented clearly, with provided solutions enabling students to verify their results, thereby facilitating independent learning and self-assessment in fundamental mathematical skills.",{"@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-adding-two-2-digit-numbers-grade-4-addition-worksheet/545859/",{"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-adding-two-2-digit-numbers-grade-4-addition-worksheet/545859.png","ImageObject",300,407,{"name":92,"@type":93},"Oliver","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-09","2026-10-12",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"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 worksheet?","Question",{"text":112,"@type":113},"The worksheet focuses on practicing mental math skills specifically through the addition of two-digit numbers.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Who is the target audience for these exercises?",{"text":117,"@type":113},"The content is designed for fourth-grade students to help them improve their basic arithmetic and mental calculation speed.",{"name":119,"@type":110,"acceptedAnswer":120},"How many problems are included in the worksheet?",{"text":121,"@type":113},"The document contains twenty individual addition problems for students 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},545859,1791775622,{"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":19,"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},8796095461610,"https://ap-avatar.wpscdn.com/davatar_276721f389ce27ea32af1340a28f341c","Mental math: adding two 2-digit numbers   \nGrade 4 Addition Worksheet  \nFind the sum.  \n1. 49 + 99 =   2. 24 + 52 =   3. 70 + 70 =   4. 31 + 77 =   5. 82 + 13 =   6. 19 + 38 =   7. 47 + 60 =   8. 30 + 95 =   9. 80 + 63 =   10. 60 + 62 =   11. 42 + 15 =   12. 62 + 76 =   13. 2 + 71 =   14. 67 + 22 =   15. 59 + 42 =   16. 29 + 7 =   17. 29 + 11 =   18. 9 + 74 =    \n19. 75 + 80 =   20. 8 + 62 =    \nMental math: adding two 2-digit numbers   \nGrade 4 Addition Worksheet  \nFind the sum.  \n1. 49 + 99 =  148  2. 24 + 52 =  76   \n3. 70 + 70 =  140  4. 31 + 77 =  108   \n5. 82 + 13 =  95  6. 19 + 38 =  57   \n7. 47 + 60 =  107  8. 30 + 95 =  125   \n9. 80 + 63 =  143  10. 60 + 62 =  122   \n11. 42 + 15 =  57  12. 62 + 76 =  138   \n13. 2 + 71 =  73  14. 67 + 22 =  89   \n15. 59 + 42 =  101  16. 29 + 7 =  36   \n17. 29 + 11 =  40  18. 9 + 74 =  83   \n19. 75 + 80 =  155  20. 8 + 62 =  70","cbCaillXfUtXGcTg","https://ap.wps.com/l/cbCaillXfUtXGcTg","pdf",12946,"English","# Mental Math Practice\n## Addition Exercises","[{\"question\":\"What is the primary focus of this worksheet?\",\"answer\":\"The worksheet focuses on practicing mental math skills specifically through the addition of two-digit numbers.\"},{\"question\":\"Who is the target audience for these exercises?\",\"answer\":\"The content is designed for fourth-grade students to help them improve their basic arithmetic and mental calculation speed.\"},{\"question\":\"How many problems are included in the worksheet?\",\"answer\":\"The document contains twenty individual addition problems for students to solve.\"}]","Mental Math - Adding Two 2-Digit Numbers - Grade 4 Addition Worksheet | PDF"]