Excel is a powerful tool that allows you to perform a wide range of calculations, including adding up values. The SUM function is a useful function in Excel that allows you to quickly add up a range of cells.

To use the SUM function, you will need to follow these steps:

- Select the cell where you want the result of the SUM function to appear.
- Type “=SUM(” (without the quotes) into the cell.
- Select the range of cells that you want to add up. You can do this by clicking and dragging your mouse over the cells, or by typing the cell references separated by a comma.
- Close the parenthesis by typing “)”.

For example, if you wanted to add up the values in cells A1, A2, and A3, you would type “=SUM(A1, A2, A3)” into the cell where you want the result to appear.

You can also use the SUM function to add up a range of cells by using the colon operator. For example, if you wanted to add up all the values in column A, you could use the following formula: “=SUM(A:A)”. This will add up all the values in column A from the first row to the last row with a value.

You can also use the SUM function to add up values in multiple ranges. For example, if you wanted to add up the values in column A and column B, you could use the following formula: “=SUM(A:A, B:B)”.

You can also use the SUM function to add up values based on specific criteria. For example, if you wanted to add up all the values in column A that are greater than 10, you could use the following formula: “=SUM(A:A, A:A>10)”. This will add up all the values in column A that are greater than 10.

I hope this tutorial has been helpful in understanding how to use the SUM function in Excel.

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