Applying "% Difference From" total format to a calculated description formats the calculated data in RadPivotGrid as double, instead of as a percent. Available with the R3 2016 SP1 release.
Available in LIB version 2016.2.606, it will be also available in the 2016 R2 SP1 release.
Available in LIB version 2015.2.914, it will be also available in the 2015 Q3.
In OLAP you are able to define ragged hierarchies. In a ragged hierarchy, the logical parent member of at least one member is not in the level immediately above the member. This can cause branches of the hierarchy to descend to different levels. RadPivotGrid doesn't show them correctly.