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Three-digit addition practice worksheet with 12 problems for math students.

Worksheet with twelve three-digit addition problems in oval boxes, titled "THREE DIGIT ADDITIONS," with space for name, score, and date, and the Math Monks logo in the top right corner.

Worksheet with twelve three-digit addition problems in oval boxes, titled "THREE DIGIT ADDITIONS," with space for name, score, and date, and the Math Monks logo in the top right corner.

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Show Answer Key & Explanations Step-by-step solution for: 3 Digit Addition Worksheets with Answer Key
- 729 + 892 = 1621
- 201 + 814 = 1015
- 196 + 236 = 432
- 664 + 232 = 896
- 495 + 178 = 673
- 835 + 707 = 1542
- 498 + 553 = 1051
- 972 + 153 = 1125
- 792 + 135 = 927
- 888 + 249 = 1137
- 189 + 918 = 1107
- 649 + 232 = 881
Parent Tip: Review the logic above to help your child master the concept of 3 digit addition worksheet 3rd grade.
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