-74.77% is the change from 539 to 136
Calculation steps:
[( 136 - 539 ) ÷ 539] x 100 = -74.77%
Formula
Percentage change = [(136 - 539) / 539] x 100
Subtract the new number by the original number
136 - 539 = -403
-403 ÷ 539 = -0.7476808905380334
-0.7476808905380334 x 100 = -74.77%