-72.71% is the change from 579 to 158
Calculation steps:
[( 158 - 579 ) ÷ 579] x 100 = -72.71%
Formula
Percentage change = [(158 - 579) / 579] x 100
Subtract the new number by the original number
158 - 579 = -421
-421 ÷ 579 = -0.7271157167530224
-0.7271157167530224 x 100 = -72.71%