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) 410 + 495 =

2) 956 + 657 =

3) 908 + 384 =

4) 107 + 561 =

5) 577 + 539 =

6) 361 + 925 =

7) 482 + 309 =

8) 503 + 851 =

9) 311 + 128 =

10) 320 + 936 =

11) 889 + 576 =

12) 683 + 629 =

13) 189 + 600 =

14) 262 + 236 =

15) 635 + 813 =

16) 814 + 803 =

17) 832 + 488 =

18) 360 + 761 =

19) 943 + 290 =

20) 211 + 287 =

21) 426 + 879 =

22) 590 + 608 =

23) 201 + 190 =

24) 181 + 527 =

25) 986 + 380 =

26) 637 + 885 =

27) 852 + 258 =

28) 138 + 250 =

29) 727 + 164 =

30) 657 + 413 =

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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.