-34.58% is the change from 911 to 596
Calculation steps:
[( 596 - 911 ) ÷ 911] x 100 = -34.58%
Formula
Percentage change = [(596 - 911) / 911] x 100
Subtract the new number by the original number
596 - 911 = -315
-315 ÷ 911 = -0.34577387486278816
-0.34577387486278816 x 100 = -34.58%