-28.33% is the change from 586 to 420
Calculation steps:
[( 420 - 586 ) ÷ 586] x 100 = -28.33%
Formula
Percentage change = [(420 - 586) / 586] x 100
Subtract the new number by the original number
420 - 586 = -166
-166 ÷ 586 = -0.2832764505119454
-0.2832764505119454 x 100 = -28.33%