-15.03% is the change from 579 to 492
Calculation steps:
[( 492 - 579 ) ÷ 579] x 100 = -15.03%
Formula
Percentage change = [(492 - 579) / 579] x 100
Subtract the new number by the original number
492 - 579 = -87
-87 ÷ 579 = -0.15025906735751296
-0.15025906735751296 x 100 = -15.03%