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problems.  \n1) 5 _ 1 9 2) _ 6 7 8 3) 3 _ 7 _  \n+  1 6 3 _  −  3253  +  1 5 _ 6   \n6953 4 _ 2 _ _ 6 5 8  \n4) 3 _ 5 5 5) 4 _ 0 _ 6) _ 6 _ 4  \n−  2 3 _ 4  +  _ 5 3 6  −  4 _ 0 6   \n_ 5 8 _ 6 3 _ 3 2 5 3 _  \n7) 3 7 _ 8 8) _ 4 9 5 9) 3 6 _ 7  \n+  _ 9 4  −  6 _ 9  +  _ 5 1 _   \n_ 3 2 _ 1 _ 1 _ 8 _ 6 3  \n10) _ 1 3 8 11) 5 _ 9 _ 12) 6 _ 5 1  \n−  5 3 _ 5  −  2 7 _ 8  −  7 3 _   \n1 _ 7 _ _ 5 2 5 _ 8 _ 6  \n13) _ 3 _ 1 14) 4 0 _ 7 15) _ 7 2 4  \n+ 4 3 _ + _ 6 5 3 + 2 _ 3  \n+  1 _ 3 5  +  1 2 7 _  +  1 0 7 _   \n8834 7 _ 6 4 8 _ 5 2  \n4-DIGIT ADDITION AND SUBTRACTION CHALLENGE 1 ANSWERS  \n1) 5 3  19 2)  7 678 3) 3 0 7 2  \n+  1634  −  32 5 3  +  15 8 6   \n6 953 4 4 2 5   4 658  \n4) 3 9 55 5) 4 8 0 7  6)  6 6 4 4  \n−  23 74  +  1 536  −  4 1 06   \n1 58  1  63 4 3 253 8  \n7) 37 2 8 8)  2 495 9) 36 4 7  \n+  5 94  −  6 7 9  +  4 51 6   \n4 32 2  1 8  1 6  8  1 63  \n10)  7  138 11) 5 2 9 3  12) 6 5 51  \n−  53 6 5  −  27 6 8  −  73 5   \n1 7 7 3   2 525  5 8  1 6  \n13)  7 3 6  1 14) 40 3 7 15)  6 724  \n+ 43 8  +  2 653 + 2 5 3  \n+  1 0 35  +  127 4  +  107 5   \n8834 7 9 64 8 0 52","cbCaif5v2izv4cJx","https://ap.wps.com/l/cbCaif5v2izv4cJx","pdf",181371,"English","# 4-Digit Addition and Subtraction Problems\n## Answer Key","[{\"question\":\"What is the primary objective of this worksheet?\",\"answer\":\"The primary objective is for students to identify and calculate missing digits within 4-digit addition and subtraction mathematical problems.\"},{\"question\":\"How many problems are included in the challenge?\",\"answer\":\"The worksheet consists of fifteen individual 4-digit math problems.\"},{\"question\":\"Does this document provide the solutions?\",\"answer\":\"Yes, a complete answer key is provided at the end of the document to verify all calculated results.\"}]","4-Digit Addition and Subtraction Challenge 1 - Math Practice Worksheet | PDF",1792668931]