[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-545945-105":59,"doc-detail-545945-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-addition-worksheet-mental-math-adding-whole-hundreds","Grade 4 Addition Worksheet - Mental Math - Adding Whole Hundreds","","This educational document provides a comprehensive Grade 4 addition worksheet designed to improve students' mental math proficiency. It focuses specifically on adding three whole hundreds as addends to determine the sum. The worksheet contains 20 distinct arithmetic problems, ranging from simple combinations to more complex calculations, helping students build speed and accuracy in basic mathematical operations. Each problem presents three three-digit numbers, encouraging the use of mental grouping techniques to find the total efficiently. This material is an excellent tool for classroom practice or home-based tutoring to strengthen fundamental arithmetic skills in early elementary education, ensuring students achieve fluency in manipulating multiples of one hundred. The provided key includes the solutions for all 20 problems, allowing for immediate self-assessment and progress tracking for learners at the fourth-grade level.",{"@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-addition-worksheet-mental-math-adding-whole-hundreds/545945/",{"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-addition-worksheet-mental-math-adding-whole-hundreds/545945.png","ImageObject",300,407,{"name":92,"@type":93},"Ezra","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-05","2026-10-12",true,{"@type":102,"interactionType":103,"userInteractionCount":29},"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 by adding three whole hundreds together.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Who is the target audience for these math exercises?",{"text":117,"@type":113},"The content is designed for Grade 4 students as an addition practice worksheet.",{"name":119,"@type":110,"acceptedAnswer":120},"How many addition problems are included in the worksheet?",{"text":121,"@type":113},"There are 20 addition problems in total, followed by an answer key.","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},545945,1791775801,{"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":29,"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 whole hundreds  \n (3 addends)   \nGrade 4 Addition Worksheet  \nFind the sum.  \n1. 800 + 400 + 100 =   2. 800 + 700 + 100 =   3. 900 + 900 + 400 =   4. 600 + 400 + 100 =   5. 300 + 400 + 900 =   6. 700 + 300 + 900 =   7. 500 + 100 + 900 =   8. 200 + 800 + 800 =   9. 200 + 800 + 800 =   10. 700 + 500 + 700 =   11. 700 + 100 + 500 =   12. 700 + 300 + 800 =   13. 200 + 500 + 200 =   14. 500 + 400 + 100 =   15. 900 + 800 + 400 =   16. 300 + 200 + 600 =   17. 500 + 500 + 400 =   18. 200 + 900 + 800 =    \n19. 800 + 600 + 500 =   20. 200 + 700 + 900 =    \nMental math: adding whole hundreds  \n (3 addends)   \nGrade 4 Addition Worksheet  \nFind the sum.  \n1. 800 + 400 + 100 =  1,300  2. 800 + 700 + 100 =  1,600   \n3. 900 + 900 + 400 =  2,200  4. 600 + 400 + 100 =  1,100   \n5. 300 + 400 + 900 =  1,600  6. 700 + 300 + 900 =  1,900   \n7. 500 + 100 + 900 =  1,500  8. 200 + 800 + 800 =  1,800   \n9. 200 + 800 + 800 =  1,800  10. 700 + 500 + 700 =  1,900   \n11. 700 + 100 + 500 =  1,300  12. 700 + 300 + 800 =  1,800   \n13. 200 + 500 + 200 =  900  14. 500 + 400 + 100 =  1,000   \n15. 900 + 800 + 400 =  2,100  16. 300 + 200 + 600 =  1,100   \n17. 500 + 500 + 400 =  1,400  18. 200 + 900 + 800 =  1,900   \n19. 800 + 600 + 500 =  1,900  20. 200 + 700 + 900 =  1,800","cbCaia9VahEjjMaz","https://ap.wps.com/l/cbCaia9VahEjjMaz","pdf",14476,"English","# Addition Practice Problems\n## Answer Key","[{\"question\":\"What is the primary focus of this worksheet?\",\"answer\":\"The worksheet focuses on practicing mental math skills by adding three whole hundreds together.\"},{\"question\":\"Who is the target audience for these math exercises?\",\"answer\":\"The content is designed for Grade 4 students as an addition practice worksheet.\"},{\"question\":\"How many addition problems are included in the worksheet?\",\"answer\":\"There are 20 addition problems in total, followed by an answer key.\"}]","Grade 4 Addition Worksheet - Mental Math - Adding Whole Hundreds | PDF"]