-19.93% is the change from 537 to 430
Calculation steps:
[( 430 - 537 ) ÷ 537] x 100 = -19.93%
Formula
Percentage change = [(430 - 537) / 537] x 100
Subtract the new number by the original number
430 - 537 = -107
-107 ÷ 537 = -0.19925512104283055
-0.19925512104283055 x 100 = -19.93%