[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-545968-105":59,"doc-detail-545968-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-missing-number-worksheet","Grade 4 Addition - Missing Number Worksheet","","This Grade 4 mathematics worksheet focuses on developing mental math skills through addition exercises involving missing numbers with sums under 1,000. It provides twenty structured practice problems designed to reinforce arithmetic fluency and algebraic thinking in elementary students. Each problem presents an addition equation where either one of the addends or the sum must be calculated. The document includes a comprehensive answer key, making it an excellent resource for classroom practice, homework assignments, or supplementary learning activities aimed at building numerical confidence.",{"@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-missing-number-worksheet/545968/",{"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-missing-number-worksheet/545968.png","ImageObject",300,407,{"name":92,"@type":93},"Ezra","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-03","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 primary focus of this worksheet?","Question",{"text":112,"@type":113},"The worksheet is designed to improve Grade 4 students' mental math abilities by solving for missing numbers in addition equations where the total sum is less than 1,000.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How many practice problems are provided in this document?",{"text":117,"@type":113},"There are 20 distinct addition problems provided for students to complete, covering various combinations of addends.",{"name":119,"@type":110,"acceptedAnswer":120},"Does this worksheet include the solutions?",{"text":121,"@type":113},"Yes, the document provides a secondary section that lists the correct missing numbers for all 20 equations, serving as an answer key for self-assessment or grading.","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},545968,1791775854,{"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},1099514068035,"https://ap-avatar.wpscdn.com/davatar_276721f389ce27ea32af1340a28f341c","Mental math: missing numbers  \n (sum under 1,000)   \nGrade 4 Addition Worksheet  \nFind the missing number. 1. 82 +   = 370  \n3. 23 + 454 =    \n5.   + 696 = 716  \n7. 87 + 213 =    \n9. 29 + 623 =    \n11. 53 +   = 833  \n13. 64 + 175 =    \n15.   + 965 = 1,000  \n17. 18 +   = 599  \n19. 54 + 483 =    \n2. 61 + 101 =    \n4. 42 +   = 308  \n6.   + 97 = 159  \n8.   + 605 = 640  \n10. 15 + 301 =    \n12.   + 471 = 486  \n14. 94 + 366 =    \n16.   + 709 = 739  \n18.   + 218 = 305  \n20.   + 483 = 507  \nMental math: missing numbers  \n (sum under 1,000)   \nGrade 4 Addition Worksheet  \nFind the missing number.  \n1. 82 +  288  = 370 2. 61 + 101 =  162   \n3. 23 + 454 =  477  4. 42 +  266  = 308  \n5.  20  + 696 = 716 6.  62  + 97 = 159  \n7. 87 + 213 =  300  8.  35  + 605 = 640  \n9. 29 + 623 =  652  10. 15 + 301 =  316   \n11. 53 +  780  = 833 12.  15  + 471 = 486  \n13. 64 + 175 =  239  14. 94 + 366 =  460   \n15.  35  + 965 = 1,000 16.  30  + 709 = 739  \n17. 18 +  581  = 599 18.  87  + 218 = 305  \n19. 54 + 483 =  537  20.  24  + 483 = 507","cbCaigPyGiNS3qHA","https://ap.wps.com/l/cbCaigPyGiNS3qHA","pdf",13489,"English","# Mental Math Missing Numbers\n## Practice Problems\n## Answer Key","[{\"question\":\"What is the primary focus of this worksheet?\",\"answer\":\"The worksheet is designed to improve Grade 4 students' mental math abilities by solving for missing numbers in addition equations where the total sum is less than 1,000.\"},{\"question\":\"How many practice problems are provided in this document?\",\"answer\":\"There are 20 distinct addition problems provided for students to complete, covering various combinations of addends.\"},{\"question\":\"Does this worksheet include the solutions?\",\"answer\":\"Yes, the document provides a secondary section that lists the correct missing numbers for all 20 equations, serving as an answer key for self-assessment or grading.\"}]","Grade 4 Addition - Missing Number Worksheet | PDF"]