-62% is the change from 858 to 326
Calculation steps:
[( 326 - 858 ) ÷ 858] x 100 = -62%
Formula
Percentage change = [(326 - 858) / 858] x 100
Subtract the new number by the original number
326 - 858 = -532
-532 ÷ 858 = -0.62004662004662
-0.62004662004662 x 100 = -62%