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) 592 + 711 =

2) 777 + 926 =

3) 385 + 730 =

4) 171 + 100 =

5) 921 + 219 =

6) 525 + 499 =

7) 242 + 595 =

8) 190 + 978 =

9) 602 + 168 =

10) 481 + 992 =

11) 661 + 301 =

12) 414 + 896 =

13) 620 + 687 =

14) 544 + 818 =

15) 214 + 531 =

16) 960 + 458 =

17) 173 + 169 =

18) 710 + 993 =

19) 927 + 924 =

20) 770 + 999 =

21) 461 + 343 =

22) 966 + 357 =

23) 673 + 860 =

24) 480 + 301 =

25) 677 + 839 =

26) 916 + 217 =

27) 435 + 805 =

28) 450 + 597 =

29) 367 + 613 =

30) 421 + 353 =

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.