-74.91% is the change from 538 to 135
Calculation steps:
[( 135 - 538 ) ÷ 538] x 100 = -74.91%
Formula
Percentage change = [(135 - 538) / 538] x 100
Subtract the new number by the original number
135 - 538 = -403
-403 ÷ 538 = -0.7490706319702602
-0.7490706319702602 x 100 = -74.91%