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) 547 + 122 =

2) 319 + 207 =

3) 342 + 260 =

4) 631 + 948 =

5) 307 + 943 =

6) 392 + 968 =

7) 378 + 795 =

8) 179 + 440 =

9) 212 + 334 =

10) 714 + 597 =

11) 188 + 843 =

12) 401 + 853 =

13) 694 + 875 =

14) 160 + 621 =

15) 232 + 436 =

16) 515 + 236 =

17) 703 + 728 =

18) 637 + 408 =

19) 720 + 112 =

20) 435 + 713 =

21) 812 + 602 =

22) 575 + 645 =

23) 209 + 408 =

24) 131 + 969 =

25) 368 + 342 =

26) 148 + 334 =

27) 656 + 903 =

28) 988 + 382 =

29) 974 + 495 =

30) 151 + 486 =

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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.