I get an error message in Microsoft 365 Lists when I try to set up a formula to calculate the average between multiple columns

Yuri Azov 20 Reputation points
2025-05-01T20:19:34.78+00:00

I get an error message in Microsoft 365 Lists when I try to set up a formula to calculate the average between multiple columns. All selected columns are formatted as numbers, and Totals are selected as Counts.

 

=AVERAGE([Col6], [Col7], [Col8], [Col9], [Col10], [Col11], [Col12], [Col13], [Col14], [Col15], [Col16], [Col17], [Col18], [Col19], [Col20], [Col21], [Col22])

Error message: A formula has a spelling mistake or refers to a column that does not exist.

 

The second option I have used is ColumnName and Column_Name as seen below.

 

=AVERAGE([Section1], [Section2], [Section3], [Section4], [Section5], [Section6], [Section7], [Section8], [Section9], [Section10], [Section11], [Section12], [Section13], [Section14], [Section15])

Error message: A formula has a spelling mistake or refers to a column that does not exist.

 

=AVERAGE([Section_1], [Section_2], [Section_3], [Section_4], [Section_5], [Section_6], [Section_7], [Section_8], [Section_9], [Section_10], [Section_11], [Section_12], [Section_13], [Section_14], [Section_15])

Error message: A formula has a spelling mistake or refers to a column that does not exist.

 

Can you please assist with resolving this issue?

SharePoint Development
SharePoint Development
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Accepted answer
  1. Hien-L 4,340 Reputation points Microsoft External Staff Moderator
    2025-05-02T02:04:48.5566667+00:00

    Hi @Yuri Azov ,

    Good day! Welcome to Q&A forum.

    A formula has a spelling mistake or refers to a column that does not exist which indicates that the column name is not correct.

    Here is an example about how to set up a formula to calculate the average between multiple columns:

    Create some “Number (1,1.0,100)” column: number1, number2, number3

    User's image

    Create a calculated column named cal with the following formula: =AVERAGE([number1],[number2],[number3]), and data type choose “Number (1,1.0,100)”:

    User's image

    Hope these information helps.

    Please do let us know if you have any further queries.


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