-13.48% is the change from 586 to 507
Calculation steps:
[( 507 - 586 ) ÷ 586] x 100 = -13.48%
Formula
Percentage change = [(507 - 586) / 586] x 100
Subtract the new number by the original number
507 - 586 = -79
-79 ÷ 586 = -0.1348122866894198
-0.1348122866894198 x 100 = -13.48%