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The document concludes with a comprehensive answer key, allowing for immediate self-assessment and verification of the calculated results. This resource serves as an effective tool for students to reinforce their foundational math skills and improve their accuracy in multi-digit operations, suitable for classroom environments or independent at-home study 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6) 471 7) 872 8) 908 +  535  −  329  +  154  −  394   \n9) 378 10) 713 11) 718 12) 625 +  154  −  276  +  591  −  185   \n13) 527 14) 802 15) 916 16) 764 +  371  −  377  +  85  −  362   \n17) 638 18) 500 19) 873 20) 720 +  197  −  234  +  329  −  146   \nCircle the question number of any problem which does not require any regrouping.   \n3-DIGIT ADDITION AND SUBTRACTION SHEET 2 ANSWERS  \n1) 318 2) 509 3) 731 4) 864 +  257  −  263  +  155  −  243  575 246 886 621  \n5) 629 6) 471 7) 872 8) 908 +  535  −  329  +  154  −  394  1164 142 1026 514  \n9) 378 10) 713 11) 718 12) 625 +  154  −  276  +  591  −  185  532 437 1309 440  \n13) 527 14) 802 15) 916 16) 764 +  371  −  377  +  85  −  362  898 425 1001 402  \n17) 638 18) 500 19) 873 20) 720 +  197  −  234  +  329  −  146  835 266 1202 574  \nCircle the question number of any problem which does not require any regrouping.","cbCaimNORISnC1AX","https://ap.wps.com/l/cbCaimNORISnC1AX","pdf",208438,"English","# Arithmetic Problems\n## Practice Exercises\n## Answer Key","[{\"question\":\"How many problems are included in this worksheet?\",\"answer\":\"There are 20 distinct problems involving 3-digit addition and subtraction.\"},{\"question\":\"What specific task is requested for the problems on the sheet?\",\"answer\":\"Students are asked to circle the question number of any problem that does not require any regrouping.\"},{\"question\":\"Are the answers provided for the exercises?\",\"answer\":\"Yes, a complete answer key is included at the end of the document for all 20 problems.\"}]","3-Digit Addition and Subtraction - Sheet 2 - Practice Exercises | PDF",1792668853]