This video tutorial teaches how to add 2-digit and 1-digit numbers using column addition. It emphasizes the importance of aligning numbers correctly in columns, starting from the right-hand side, and carrying over tens when necessary. The tutorial includes three examples: adding 17 and 6, 15 and 9, and 18 and 7, demonstrating the step-by-step process of column addition.

What is the first step to take when adding 17 and 6 using column addition?

How do you handle carrying over when the sum of the ones column exceeds 9?

What is the final answer when adding 15 and 9 using column addition?

Explain the importance of lining up the numbers correctly in column addition.

What do you get when you add 18 and 7 using column addition?