Three Number Column Addition Worksheets
Things to Keep in Mind When Adding Three Values  The addition is a mathematical concept that usually involves the combination of two numbers, and there can be no limit to the number of digits in those numbers. However, in some cases, a sum of addition might also involve three digits. In such cases, students of lower grades often find it difficult to add three values together. But they do not need to worry at all because it is all easy if done with patience. There are a few things that one could keep in mind while adding three values simultaneously. Adding three values together is not anything different, more or less, it involves the same steps. Obviously, the main technique and tool are the same. You just have to add, right? You can break the addition of three values in two steps, first, add the initial two values, and then whatever the answer you may get, add that to the remaining value. This is the simplest and most widely used technique of adding three values.

Basic Lesson
Demonstrates the use of column addition. Shows how to make resultant sums. 4 + 5 + 6 = . 1. Add the first number to the second number i.e. 4 + 5 = 9 2. Add the resultant to the third number i.e. 9 + 6= 15 3. Write the answer i.e. 15
View worksheet 
Intermediate Lesson
This lesson uses the sum of larger numbers to elevate student understanding.
View worksheet 
Independent Practice 1
Contains 20 three number column addition problems. Answers can be found below.
View worksheet 
Independent Practice 2
Another 20 problems to reinforce triple number column addition.
View worksheet 
Lesson and Practice Answer Key
Answers for both Lessons and Independent Practice worksheets.
View worksheet
Light It Up!
What is good at addition, multiplication and subtraction
and bumps into light bulbs?
A mothmetician.