-21.59% is the change from 579 to 454
Calculation steps:
[( 454 - 579 ) ÷ 579] x 100 = -21.59%
Formula
Percentage change = [(454 - 579) / 579] x 100
Subtract the new number by the original number
454 - 579 = -125
-125 ÷ 579 = -0.2158894645941278
-0.2158894645941278 x 100 = -21.59%