-78.93% is the change from 579 to 122
Calculation steps:
[( 122 - 579 ) ÷ 579] x 100 = -78.93%
Formula
Percentage change = [(122 - 579) / 579] x 100
Subtract the new number by the original number
122 - 579 = -457
-457 ÷ 579 = -0.7892918825561313
-0.7892918825561313 x 100 = -78.93%