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Students solve twenty problems, including forms like 448-53=?, 968=?+209, and 620-208=? , where a variable is hidden in the equation. 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The document includes an answers section listing the correct values for problems 1 through 20.","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},465560,1790820415,{"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":39,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":81,"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":143,"read_time":39},549758252649,"https://ap-avatar.wpscdn.com/avatar/8000253669c5317157?_k=1778319167496531819","Solving Mixed Problems (+ -)  \nName:  \nFind the missing value in each of the problems.  \n1) 448-53 = ?  \n2) 968 = ? + 209  \n3) ? = 481 + 16  \n4) 853-520 = ?  \n5) 642-53 = ?  \n6) 710 + ? = 909  \n7) 349 + ? = 569  \n8) ? + 245 = 951  \n9) 832 = 406 + ?  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \nAnswers  \n10) ? = 8 + 870  \n11) ? + 140 = 934  \n12) ? = 223 + 387  \n13) ? -684 = 132  \n14) 993 = 997- ?  \n15) 962 = 922 + ?  \n16) 671 = 920- ?  \n17) 166 + ? = 530  \n18) 582 + ? = 761  \n19) 976 = 572 + ?  \n20) 620-208 = ?  \n9.  \n10.  \n11.  \n12.  \n13.  \n14.  \n15.  \n16.  \n17.  \n18.  \n19.  \n20.  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n4  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nSolving Mixed Problems (+ -)  \nName: Answer Key  \n\n| Find the missing value in each of the problems.\u003Cbr>1) 448-53 = ? |  | Answers\u003Cbr>1. 395 |\n| --- | --- | --- |\n| 2) 968 = ? + 209 |  | 2. 759 |\n| 3) | ? = 481 + 16 | 3. 497 |\n| 4) | 853-520 = ? | 4. 333 |\n| 5) | 642-53 = ? | 5.  589  |\n| 6) | 710 + ? = 909 | 6. 199 |\n| 7) | 349 + ? = 569 | 7. 220 |\n| 8) | ? + 245 = 951 | 8. 706 |\n| 9) | 832 = 406 + ? | 9. 426 |\n| 10) | ? = 8 + 870 | 10. 878 |\n| 11) | ? + 140 = 934 | 11. 794 |\n| 12) | ? = 223 + 387 | 12. 610 |\n| 13) | ? -684 = 132 |  |\n| 14) | 993 = 997- ? | 13.  816  |\n| 15) | 962 = 922 + ? | 14.  4  |\n| 16) | 671 = 920- ? | 15.  40  |\n| 17) | 166 + ? = 530 | 16.  249  |\n| 18) | 582 + ? = 761 | 17.  364  |\n| 19) | 976 = 572 + ? | 18.  179  |\n| 20) | 620-208 = ? | 19.  404  20. 412 |\n\nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n4  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nSolving Mixed Problems (+ -)  \nName:  \nFind the missing value in each of the problems.  \n220  \n610  \n759  \n1) 448-53 = ?  \n2) 968 = ? + 209  \n3) ? = 481 + 16  \n4) 853-520 = ?  \n5) 642-53 = ?  \n6) 710 + ? = 909  \n7) 349 + ? = 569  \n8) ? + 245 = 951  \n9) 832 = 406 + ?  \n10) ? = 8 + 870  \n11) ? + 140 = 934  \n12) ? = 223 + 387  \n878  \n589  \n497  \n426  \n199  \n794  \n333  \n395  \n706  \nAnswers  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \n9.  \n10.  \n11.  \n12.  \nMath  \nModified  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n4  \n1-10 92  \n11-12 8  \n83  \n0  \n75 67 58 50 42 33 25 17","cbCaibuxEDfGzGVc","https://ap.wps.com/l/cbCaibuxEDfGzGVc","pdf",44050,"English","# Find the missing value in each problem\n## Problems 1-9\n## Problems 10-20\n## Answers","[{\"question\":\"What do the problems ask you to do?\",\"answer\":\"Find the missing value in each equation, where one number is replaced by a question mark.\"},{\"question\":\"What types of operations appear in the worksheet?\",\"answer\":\"Both addition and subtraction are used, indicated by the (+ -) format.\"},{\"question\":\"Is an answer key provided?\",\"answer\":\"Yes. The document includes an answers section listing the correct values for problems 1 through 20.\"}]","Solving Mixed Problems (+ -) - Find the missing value | PDF",1790769767]