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) 488 + 952 =

2) 107 + 253 =

3) 352 + 311 =

4) 540 + 195 =

5) 472 + 932 =

6) 268 + 888 =

7) 892 + 713 =

8) 511 + 160 =

9) 607 + 137 =

10) 910 + 953 =

11) 727 + 553 =

12) 236 + 873 =

13) 399 + 587 =

14) 562 + 621 =

15) 511 + 233 =

16) 455 + 944 =

17) 470 + 945 =

18) 568 + 725 =

19) 387 + 124 =

20) 812 + 170 =

21) 967 + 547 =

22) 446 + 907 =

23) 139 + 638 =

24) 633 + 953 =

25) 875 + 346 =

26) 199 + 832 =

27) 142 + 104 =

28) 592 + 668 =

29) 464 + 216 =

30) 754 + 382 =

To view the results click on the "Show results" button.
To print the exercise sheet click on the "Print" button.
To generate a new exercise sheet click on the "Generate new worksheet" button.

Find also

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.