Advanced 3-Digit Addition – Free Math Exercises

Ready for big numbers? Our 3-digit addition worksheets strengthen mental math and problem-solving. Great for students aiming for excellence!

1) 487 + 698 =

2) 570 + 361 =

3) 146 + 685 =

4) 772 + 704 =

5) 597 + 646 =

6) 302 + 725 =

7) 386 + 471 =

8) 371 + 601 =

9) 627 + 137 =

10) 694 + 643 =

11) 778 + 956 =

12) 224 + 650 =

13) 810 + 895 =

14) 874 + 135 =

15) 476 + 124 =

16) 167 + 501 =

17) 241 + 376 =

18) 785 + 344 =

19) 733 + 574 =

20) 848 + 696 =

21) 214 + 955 =

22) 923 + 376 =

23) 557 + 155 =

24) 186 + 598 =

25) 704 + 896 =

26) 807 + 772 =

27) 965 + 537 =

28) 514 + 491 =

29) 422 + 735 =

30) 694 + 433 =

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Master Addition – Free Math Practice Worksheets & Exercises

All Advanced 3-Digit Addition – Free Math Exercises and worksheets are completely free to use and reuse. These resources are designed to enhance math skills and mastery of Advanced 3-Digit Addition – Free Math Exercises concepts. Perfect for students, teachers, and parents, these free worksheets support effective learning and continuous practice in mathematics.