-54.55% is the change from 539 to 245
Calculation steps:
[( 245 - 539 ) ÷ 539] x 100 = -54.55%
Formula
Percentage change = [(245 - 539) / 539] x 100
Subtract the new number by the original number
245 - 539 = -294
-294 ÷ 539 = -0.5454545454545454
-0.5454545454545454 x 100 = -54.55%