In the last week or two, the KPI visual % variance defaults to showing 2 decimals after publishing it to a workspace, even though it is set to 0 decimals on Desktop. It can't be edited in the workspa...
Facing the same Problem with Visuals. Percentages are displayed in decimals after Publishing to web. These are older reports and worked perfectly until last week.
Temporary Workaround: Install the September Release and format the numbers in DAX..