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) 972 + 391 =

2) 430 + 915 =

3) 865 + 133 =

4) 673 + 115 =

5) 982 + 502 =

6) 692 + 410 =

7) 588 + 583 =

8) 767 + 420 =

9) 592 + 802 =

10) 738 + 766 =

11) 685 + 194 =

12) 557 + 238 =

13) 306 + 680 =

14) 954 + 111 =

15) 305 + 438 =

16) 457 + 818 =

17) 923 + 502 =

18) 855 + 219 =

19) 492 + 910 =

20) 695 + 565 =

21) 182 + 333 =

22) 991 + 895 =

23) 775 + 734 =

24) 337 + 690 =

25) 112 + 759 =

26) 421 + 689 =

27) 687 + 842 =

28) 278 + 985 =

29) 860 + 106 =

30) 117 + 539 =

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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.