You can also use a part-whole model to help you show this. You can add the parts together in any order. 1 + 4 + 5 = 10. When we add numbers, the order does not matter. Whichever order we add the ...

Here's how to do it. AutoSum works best when you have a column or row of numbers you want to add. 1. Click the cell under a column of numbers you want to add. Or, if you want to sum a row of ...