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) 395 + 809 =

2) 740 + 830 =

3) 980 + 189 =

4) 256 + 327 =

5) 480 + 154 =

6) 625 + 790 =

7) 104 + 282 =

8) 198 + 685 =

9) 711 + 422 =

10) 372 + 222 =

11) 132 + 130 =

12) 457 + 631 =

13) 659 + 615 =

14) 926 + 266 =

15) 471 + 366 =

16) 886 + 571 =

17) 318 + 846 =

18) 400 + 625 =

19) 233 + 465 =

20) 467 + 272 =

21) 608 + 880 =

22) 899 + 186 =

23) 136 + 424 =

24) 168 + 676 =

25) 689 + 219 =

26) 742 + 291 =

27) 567 + 296 =

28) 630 + 101 =

29) 928 + 733 =

30) 660 + 314 =

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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.