-20.45% is the change from 538 to 428
Calculation steps:
[( 428 - 538 ) ÷ 538] x 100 = -20.45%
Formula
Percentage change = [(428 - 538) / 538] x 100
Subtract the new number by the original number
428 - 538 = -110
-110 ÷ 538 = -0.20446096654275092
-0.20446096654275092 x 100 = -20.45%