Talk:Stacking/@comment-10628758-20150314214949/@comment-25122281-20150527202534

Her passive reduces slows by 25%, so to 75%

Boots of Swiftness - same, 75%

Mastery - 90%

Reduced slow = 75% * 75% * 90% = 50,625%

So, slow reduction = 100% - 50.625% = 49.375%