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) 863 + 372 =

2) 967 + 941 =

3) 964 + 737 =

4) 287 + 495 =

5) 649 + 483 =

6) 569 + 920 =

7) 116 + 302 =

8) 372 + 794 =

9) 595 + 896 =

10) 992 + 463 =

11) 673 + 794 =

12) 718 + 905 =

13) 997 + 550 =

14) 296 + 780 =

15) 676 + 352 =

16) 369 + 183 =

17) 562 + 456 =

18) 313 + 529 =

19) 300 + 777 =

20) 947 + 523 =

21) 885 + 333 =

22) 619 + 180 =

23) 141 + 790 =

24) 577 + 180 =

25) 576 + 156 =

26) 876 + 727 =

27) 140 + 878 =

28) 764 + 481 =

29) 282 + 935 =

30) 583 + 478 =

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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.