# Triple Digit Addition Worksheets

• ### Basic Lesson

Uses abbreviated ones, tens, and hundreds columns. Also includes practice problems.

• ### Intermediate Lesson

Works on carrying tens and hundreds into other columns.

• ### Independent Practice 1

Contains 12 single triple digit sum problems. The answers can be found below.

• ### Independent Practice 2

Contains 12 single triple digit sum problems. The answers can be found below.

• ### Homework Worksheet

9 sums of three digit number problems. A complete example is provided.

• ### Topic Quiz

10 triple digit sum problems. A math scoring matrix is included.

• ### Answer Keys 1

Answers for the homework and quiz.

• ### Answer Keys 2

Answers for both lessons and both practice sheets.

#### Number Party

All the numbers are at a party, each hanging out with its own kind. A couple of even numbers noticed 0 sitting on the couch alone and tried to include him. 28 said, "Why don't you come over and join us?" To which 0 replied, "I have nothing to add."