-69.6% is the change from 852 to 259
Calculation steps:
[( 259 - 852 ) ÷ 852] x 100 = -69.6%
Formula
Percentage change = [(259 - 852) / 852] x 100
Subtract the new number by the original number
259 - 852 = -593
-593 ÷ 852 = -0.6960093896713615
-0.6960093896713615 x 100 = -69.6%