Preview of the printable three-digit adding worksheet
Age 7 to 9 Grade 2 Math

Three-Digit Addition Worksheet

Free grade 2 worksheet: 15 three-digit addition problems within 1,000, with and without regrouping, set out in columns. Printable PDF with answer key.

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Page 2 of the PDF is the answer key. Every download has new numbers.

How to help your child

  • Always start with the ones column on the right.
  • If a column adds up to 10 or more, carry the 1 to the next column.
  • The answer key is on page 2 of the PDF.

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