How to create a custom number format in Excel to show comma as decimal separator

问题

E.g. instead of 4,100.3 (American) it would be 4 100,3

回答1:

Go to Tools - Options - International Tab (or Advanced if using Office 2010) - Separators (uncheck "use system separators" - and put in what you want as separators.

来源：https://stackoverflow.com/questions/6904063/how-to-create-a-custom-number-format-in-excel-to-show-comma-as-decimal-separator