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) 388 + 692 =

2) 860 + 794 =

3) 631 + 871 =

4) 481 + 369 =

5) 644 + 960 =

6) 423 + 729 =

7) 279 + 944 =

8) 388 + 434 =

9) 719 + 557 =

10) 550 + 478 =

11) 799 + 947 =

12) 881 + 937 =

13) 162 + 820 =

14) 286 + 337 =

15) 676 + 198 =

16) 392 + 774 =

17) 971 + 911 =

18) 370 + 264 =

19) 496 + 193 =

20) 912 + 595 =

21) 302 + 362 =

22) 212 + 910 =

23) 703 + 828 =

24) 537 + 152 =

25) 628 + 109 =

26) 492 + 608 =

27) 643 + 495 =

28) 547 + 694 =

29) 111 + 728 =

30) 681 + 967 =

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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.