-27.76% is the change from 580 to 419
Calculation steps:
[( 419 - 580 ) ÷ 580] x 100 = -27.76%
Formula
Percentage change = [(419 - 580) / 580] x 100
Subtract the new number by the original number
419 - 580 = -161
-161 ÷ 580 = -0.2775862068965517
-0.2775862068965517 x 100 = -27.76%