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All articles add up How to add up on excel

How to add up on excel

Adding numbers or cells can be done by simple addition or by using the functions SUM and SUBTOTAL.   This article assists all levels of Excel users on how to add up.  

Figure  1. Final result:  How to add up

How to add numbers in a single cell

Using simple addition, we can add numbers by manually entering the numbers and using the addition “plus” symbol.  

Formula:

=1+2+3+4+5

Figure 2.  Add numbers using simple addition

How to add cells

We can add cells by simple addition of the cell references or by the use of the functions SUM and SUBTOTAL.  

How to add cells in Excel using simple addition?

We can use simple addition to add cells by manually entering the cell references and inserting addition “plus” symbols in between the values.  

Formula

=B3+B4+B5+B6+B7

Figure 3. Add cells using simple addition

The simple addition method is easy to use even for beginners but it becomes tedious and prone to errors when applied to a large set of cells.  A simpler method in how to add cells can be done by using the SUM function.

How to add up using SUM function?

The SUM function makes it easier and faster to sum a large data set and it can add up to 255 values.  

Formula

=SUM(B3:B7)

The argument in the SUM function is the range of cells that we want to sum, B3:B7.  Instead of entering the cell references one by one like in simple addition, SUM allows us to add cells quickly using range of cells or arrays.  

Figure 4.  Add cells using the SUM function

How to add up using SUBTOTAL function?

SUBTOTAL is another Math/Trig function that returns the subtotal of selected cells.  It lets us choose from a set of functions and SUM is one of them.

Formula

=SUBTOTAL(9,B3:B7)

The first argument in the SUBTOTAL function is “9”, which is the function number of SUM.  Below is the list of functions that we can use within SUBTOTAL:

Figure 5.  Function options in SUBTOTAL

The second argument is the range of cells that we want to sum B3:B7.  The result is 15, which is the sum of the numbers 1, 2, 3, 4 and 5.

Figure 6.  Add cells using SUBTOTAL function

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