What is LOG10 function in Excel?
The LOG10 function is one of the math functions of Excel.
It Returns the base-10 logarithm of a number.
We can find this function in Math & trig category of insert function Tab.
How to use LOG10 function in excel
- Click on empty cell (like F5 )

- Click on the fx icon (or press shift+F3)

3. In insert function tab you will see all functions

4. Select math and trig category
5. Select LOG10 function
6. Then select ok

7. In function arguments Tab you will see LOG10 function
8. Number is the positive real number for which you want the base-10 logarithm
9. You will see results in formula result section

Examples of LOG10 function in excel
Example 1:
How to use LOG10 function in excel
You can see examples of LOG10 function below:

log10(1) ----->>>>answer is 0
log10(10) ----->>>>answer is 1
log10(100) ----->>>>answer is 2
log10(1000) ----->>>>answer is 3
log10(10000) ----->>>>answer is 4
What is the purpose of LOG10 function?
It Returns the base-10 logarithm of a number.
What is the Return value of LOG10 function?
It returns a number.
How many arguments does LOG10 function have?
This function has just 1 Argument.
The argument of LOG10 function is number.
Number is the positive real number for which you want the base-10 logarithm.
The argument of LOG10 function is required and not optional.
LOG10(number) = number
Which version of excel supports LOG10 function?
This function is available for all excel versions (2003-2019)