# Triple Digit Addition Worksheets

How to Practice Adding Triple Digit Sums - The addition is a pretty simple mathematical technique to learn. However, it can also be a bit tough if at times if the number of digits is increased. During the elementary grades, students are taught to add simple one or two-digit numbers. However, in relatively higher grades, students are expected to solve a few complex sums involving three or more digits. Adding two triple-digit numbers is not that difficult either if you do it very carefully. Doing a complex sum or adding two triple-digit numbers can be made easy if it is done in steps. Solving a triple-digit addition sum is a step by step process. The first step is to write all the place values in their own respective columns. Then add each digit of their respective columns and write their answers in those very columns. Things can get messy if you are adding large digit sums and not following the particular guidelines such as writing digits in columns. Start adding from the right and then move to the left side of the sum column by column. Carry the excess part of the answers carefully to the top of the right columns.

• ### 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."