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) 360 + 746 =

2) 913 + 665 =

3) 283 + 228 =

4) 915 + 234 =

5) 578 + 396 =

6) 557 + 762 =

7) 172 + 730 =

8) 606 + 356 =

9) 555 + 967 =

10) 695 + 936 =

11) 640 + 640 =

12) 837 + 689 =

13) 673 + 742 =

14) 312 + 232 =

15) 640 + 245 =

16) 318 + 987 =

17) 968 + 870 =

18) 296 + 223 =

19) 285 + 822 =

20) 284 + 351 =

21) 365 + 131 =

22) 774 + 654 =

23) 372 + 319 =

24) 582 + 449 =

25) 856 + 594 =

26) 289 + 757 =

27) 607 + 824 =

28) 706 + 821 =

29) 204 + 278 =

30) 559 + 986 =

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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.