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) 940 + 843 =

2) 737 + 953 =

3) 110 + 488 =

4) 137 + 581 =

5) 869 + 608 =

6) 379 + 428 =

7) 603 + 154 =

8) 507 + 798 =

9) 557 + 409 =

10) 592 + 234 =

11) 372 + 935 =

12) 927 + 352 =

13) 752 + 477 =

14) 762 + 389 =

15) 958 + 980 =

16) 545 + 801 =

17) 962 + 914 =

18) 505 + 400 =

19) 917 + 869 =

20) 361 + 454 =

21) 876 + 232 =

22) 728 + 581 =

23) 170 + 289 =

24) 982 + 436 =

25) 512 + 700 =

26) 884 + 526 =

27) 292 + 874 =

28) 962 + 722 =

29) 595 + 958 =

30) 653 + 746 =

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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.