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) 105 + 131 =

2) 831 + 238 =

3) 186 + 461 =

4) 142 + 770 =

5) 886 + 630 =

6) 301 + 537 =

7) 777 + 383 =

8) 417 + 867 =

9) 617 + 370 =

10) 930 + 584 =

11) 196 + 961 =

12) 594 + 728 =

13) 653 + 488 =

14) 905 + 313 =

15) 367 + 391 =

16) 614 + 726 =

17) 485 + 391 =

18) 229 + 772 =

19) 297 + 720 =

20) 542 + 404 =

21) 596 + 579 =

22) 333 + 703 =

23) 332 + 464 =

24) 722 + 187 =

25) 218 + 801 =

26) 792 + 343 =

27) 707 + 112 =

28) 285 + 260 =

29) 331 + 653 =

30) 954 + 806 =

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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.