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) 906 + 441 =

2) 500 + 304 =

3) 815 + 221 =

4) 952 + 620 =

5) 309 + 444 =

6) 294 + 560 =

7) 107 + 854 =

8) 912 + 499 =

9) 528 + 451 =

10) 834 + 548 =

11) 504 + 726 =

12) 364 + 390 =

13) 433 + 861 =

14) 378 + 576 =

15) 843 + 448 =

16) 519 + 446 =

17) 716 + 658 =

18) 600 + 851 =

19) 642 + 517 =

20) 568 + 343 =

21) 422 + 198 =

22) 145 + 817 =

23) 235 + 416 =

24) 623 + 904 =

25) 684 + 641 =

26) 944 + 547 =

27) 138 + 884 =

28) 690 + 525 =

29) 368 + 704 =

30) 624 + 324 =

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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.