The column method is a way of solving calculations with the numbers set out in columns according to ones, tens, hundreds and so on.

 

Here is a video explaining how to calculate an addition problem using the column method.

 

It is important to note that this method can be used to carry out a range of operations – not just addition. Sometimes this method is incorrectly referred to as “CHIMNEY SUMS”. The word “sum” refers specifically to addition. 

 

Here is a video showing how the column method works with subtraction.

 

CURRICULUM LINK:

Having determined which
calculations are needed,
I can solve problems
involving whole numbers
using a range of methods,
sharing my approaches
and solutions with others.
MNU 2-03a