-69.53% is the change from 558 to 170
Calculation steps:
[( 170 - 558 ) ÷ 558] x 100 = -69.53%
Formula
Percentage change = [(170 - 558) / 558] x 100
Subtract the new number by the original number
170 - 558 = -388
-388 ÷ 558 = -0.6953405017921147
-0.6953405017921147 x 100 = -69.53%