A1: 400
B1: 550
C1: =IF(A1=0,"",(B1-A1)/A1)
format C1 as percentage.
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** John C **

"V_Ernst" wrote:

I have volume data for 2007 and 2008. I am trying to show the difference
between the two numbers as a percentage.

Example: 2007 Volume was 400, 2008 Volume was 550. The difference is 150.
How do I express that 150 as a % of change or % difference
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V_Ernst