-65.06% is the change from 166 to 58
Calculation steps:
[( 58 - 166 ) ÷ 166] x 100 = -65.06%
Formula
Percentage change = [(58 - 166) / 166] x 100
Subtract the new number by the original number
58 - 166 = -108
-108 ÷ 166 = -0.6506024096385542
-0.6506024096385542 x 100 = -65.06%