-7.99% is the change from 538 to 495
Calculation steps:
[( 495 - 538 ) ÷ 538] x 100 = -7.99%
Formula
Percentage change = [(495 - 538) / 538] x 100
Subtract the new number by the original number
495 - 538 = -43
-43 ÷ 538 = -0.07992565055762081
-0.07992565055762081 x 100 = -7.99%