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) 735 + 356 =

2) 996 + 387 =

3) 707 + 144 =

4) 994 + 515 =

5) 186 + 971 =

6) 530 + 140 =

7) 745 + 784 =

8) 645 + 571 =

9) 702 + 735 =

10) 617 + 186 =

11) 629 + 787 =

12) 150 + 133 =

13) 982 + 289 =

14) 264 + 280 =

15) 109 + 922 =

16) 648 + 162 =

17) 468 + 151 =

18) 261 + 532 =

19) 449 + 715 =

20) 509 + 424 =

21) 666 + 604 =

22) 580 + 510 =

23) 184 + 604 =

24) 220 + 748 =

25) 287 + 620 =

26) 616 + 115 =

27) 873 + 742 =

28) 139 + 118 =

29) 111 + 884 =

30) 951 + 754 =

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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.