3-Digit Addition Worksheets

Are you looking for 3-digit addition problems like 320 + 411 = 731? Then be assured that you are in the right place. The problems in these 3-digit addition pdf worksheets involve addends with 3-digit whole numbers. The objective is to eventually help children to mentally solve addition problems within 1,000 be it on a worksheet or in real-life. Develop fluency and accuracy with these freebies.

We strongly recommend these pdf worksheets for children of 2nd and 3rd grade.

CCSS: 3.NBT

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3-Digit Addition
Worksheet 1
Worksheet 2