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\n+ 856  \n5. 28 387  \n+ 203  \n9. 806 479 + 190  \n13. 225 561 + 431  \n2. 708 567  \n+ 543  \n6. 142  \n841  \n+ 899  \n10. 251 958 + 82  \n14. 232 540 + 643  \n3. 143 484  \n+ 990  \n7. 757  \n508  \n+ 860  \n11. 948 150 + 19  \n15. 931 436 + 944  \n4. 386 655  \n+ 535  \n8. 19 160  \n+ 734  \n12. 953 314  \n+ 520  \n16. 174  \n362  \n+ 712  \nAdding three 3-digit numbers in columns  \nGrade 4 Addition Worksheet  \nFind the sum.  \n1. 207 732 + 856  \n 1,795  \n5. 28 387 + 203  618  \n9. 806 479 + 190  \n 1,475  \n13. 225 561 + 431  \n1,217  \n2. 708 567 + 543  \n 1,818  \n6. 142  \n841 + 899  \n 1,882  \n10. 251 958 + 82  \n 1,291  \n14. 232 540 + 643  \n1,415  \n3. 143 484 + 990  \n 1,617  \n7. 757  \n508 + 860  \n 2,125  \n11. 948 150 + 19  \n 1,117  \n15. 931 436 + 944  \n2,311  \n4. 386 655 + 535  \n 1,576  \n8. 19 160 + 734  913  \n12. 953 314 + 520  \n 1,787  \n16. 174  \n362  \n+ 712  \n 1,248  \nOnline reading & math for K-5 © [www.k5learning.com](www.k5learning.com)","cbCailUjrznc4lZo","https://ap.wps.com/l/cbCailUjrznc4lZo","pdf",14422,"English","# Addition Practice Exercises\n## 3-Digit Number Addition Problems","[{\"question\":\"What is the primary objective of this worksheet?\",\"answer\":\"The primary objective is to practice adding three 3-digit numbers together in columns.\"},{\"question\":\"Who is this math worksheet intended for?\",\"answer\":\"This worksheet is specifically designed for Grade 4 students to reinforce their addition skills.\"},{\"question\":\"How are the addition problems presented?\",\"answer\":\"The problems are presented in a structured format, allowing students to perform addition by stacking three 3-digit numbers in columns.\"}]","Adding Three 3-Digit Numbers in Columns - Grade 4 Math Worksheet | PDF"]