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) 604 + 622 =

2) 994 + 448 =

3) 559 + 161 =

4) 769 + 331 =

5) 739 + 107 =

6) 545 + 184 =

7) 394 + 398 =

8) 104 + 394 =

9) 528 + 754 =

10) 344 + 316 =

11) 360 + 867 =

12) 948 + 929 =

13) 190 + 569 =

14) 377 + 689 =

15) 758 + 257 =

16) 272 + 993 =

17) 347 + 289 =

18) 677 + 231 =

19) 267 + 360 =

20) 824 + 207 =

21) 448 + 525 =

22) 169 + 430 =

23) 215 + 904 =

24) 754 + 120 =

25) 419 + 338 =

26) 173 + 606 =

27) 684 + 418 =

28) 842 + 964 =

29) 635 + 236 =

30) 704 + 942 =

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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.