Google Analytics filters are applied in the order in which they are set in your view.
The correct answer is:
By default, view filters are applied to the data in the order in which the filters were added. So, if there are existing filters for a view, your new filter is applied after them.
Read more here: https://support.google.com/analytics/answer/1034823
You can create filters at the account level, and then apply them to one or more views.
You can create filters at the view level that apply only to that view, and you can manage account-level filters that have been applied to the view.
Users who have Edit permission at the account level can:
Create/edit filters at the account level
Create/edit filters at the view level
Apply filters to any view in the account
Users who have Edit permission at the view level can:
Apply existing filters to or remove them from that view, but cannot create new filters or edit existing filters
To create a filter at the account level:
Sign in to Google Analytics..
Click Admin, and navigate to the account in which you want to create the filter.
In the ACCOUNT column, click All Filters.
Click + New Filter. (If this button is not visible, you do not have the necessary permission.)
Select Create new Filter.
Enter a name for the filter.
Select Predefined filter to select from the predefined filter types.
Select Custom filter to construct a custom filter from the options we provide. If you create a custom filter, consult our definitions of the filter fields.
From the Available views list, select the views to which you want to apply the filter, then click Add.
By default, view filters are applied to the data in the order in which the filters were added. So, if there are existing filters for a view, your new filter is applied after them. Follow the instructions to change the filter order for a view, below.