-27.12% is the change from 579 to 422
Calculation steps:
[( 422 - 579 ) ÷ 579] x 100 = -27.12%
Formula
Percentage change = [(422 - 579) / 579] x 100
Subtract the new number by the original number
422 - 579 = -157
-157 ÷ 579 = -0.2711571675302245
-0.2711571675302245 x 100 = -27.12%