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) 963 + 976 =

2) 140 + 590 =

3) 320 + 710 =

4) 531 + 991 =

5) 352 + 105 =

6) 110 + 752 =

7) 700 + 982 =

8) 584 + 338 =

9) 361 + 271 =

10) 505 + 176 =

11) 886 + 312 =

12) 935 + 960 =

13) 740 + 152 =

14) 208 + 264 =

15) 743 + 589 =

16) 592 + 634 =

17) 964 + 124 =

18) 369 + 459 =

19) 437 + 673 =

20) 664 + 376 =

21) 349 + 795 =

22) 388 + 973 =

23) 883 + 253 =

24) 522 + 232 =

25) 856 + 763 =

26) 771 + 587 =

27) 525 + 150 =

28) 258 + 877 =

29) 992 + 382 =

30) 588 + 624 =

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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.