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) 648 + 822 =

2) 607 + 187 =

3) 723 + 386 =

4) 438 + 289 =

5) 765 + 233 =

6) 446 + 412 =

7) 593 + 470 =

8) 206 + 206 =

9) 977 + 930 =

10) 394 + 149 =

11) 619 + 718 =

12) 408 + 889 =

13) 451 + 767 =

14) 202 + 774 =

15) 777 + 509 =

16) 517 + 974 =

17) 451 + 118 =

18) 948 + 620 =

19) 990 + 806 =

20) 206 + 331 =

21) 644 + 242 =

22) 909 + 624 =

23) 741 + 221 =

24) 680 + 868 =

25) 895 + 462 =

26) 179 + 328 =

27) 462 + 804 =

28) 443 + 858 =

29) 218 + 495 =

30) 806 + 761 =

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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.