-2.04% is the change from 539 to 528
Calculation steps:
[( 528 - 539 ) ÷ 539] x 100 = -2.04%
Formula
Percentage change = [(528 - 539) / 539] x 100
Subtract the new number by the original number
528 - 539 = -11
-11 ÷ 539 = -0.02040816326530612
-0.02040816326530612 x 100 = -2.04%