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) 584 + 296 =

2) 326 + 919 =

3) 746 + 666 =

4) 990 + 352 =

5) 133 + 784 =

6) 425 + 785 =

7) 613 + 757 =

8) 931 + 106 =

9) 754 + 429 =

10) 430 + 739 =

11) 425 + 663 =

12) 121 + 963 =

13) 666 + 188 =

14) 560 + 732 =

15) 881 + 320 =

16) 633 + 359 =

17) 200 + 281 =

18) 417 + 561 =

19) 758 + 509 =

20) 952 + 724 =

21) 338 + 941 =

22) 549 + 623 =

23) 382 + 906 =

24) 817 + 439 =

25) 121 + 237 =

26) 414 + 931 =

27) 308 + 842 =

28) 595 + 751 =

29) 869 + 502 =

30) 809 + 363 =

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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.