NameDate
No regrouping
Add. Line up the digits and carry when you need to.
- 243+736
- 343+201
- 322+310
- 470+221
- 150+342
- 376+300
- 110+633
- 613+121
- 362+304
- 321+523
- 404+385
- 507+162
- 313+143
- 101+384
- 424+110
- 175+303
- 809+170
- 417+211
- 328+541
- 600+232
3-digit addition worksheets
Three-digit column addition, without regrouping, with regrouping, and adding three numbers. There are 4 sheets here: no regrouping, with regrouping, 3-digit plus 2-digit and three addends. Pick one from the tray, print it, and add its answer key as a second page if you want one.
Worksheets
Using these sheets
- New problems gives the same kind of sheet with different numbers, so you can print one for class and another for homework.
- The answer key matches the sheet on screen, including after you make new problems.
- Sheets print on US Letter paper. On A4, choose “Fit to printable area” in the print dialog.
Questions
What grade are these 3-digit addition worksheets for?
They suit grades 2 to 3. The sheets in the tray go from easier to harder, ending with three addends.
Is there an answer key?
Yes. Tick “add the answer key as page 2” before printing, or turn on Answer key to check work on screen.
Can I print more than one version?
Yes. Press New problems for a fresh set of the same kind, then print again. The answer key changes with it.
Do I need an account to print?
No. The sheets print straight from this page, free, with no sign-up.