-30.07% is the change from 755 to 528
Calculation steps:
[( 528 - 755 ) ÷ 755] x 100 = -30.07%
Formula
Percentage change = [(528 - 755) / 755] x 100
Subtract the new number by the original number
528 - 755 = -227
-227 ÷ 755 = -0.30066225165562915
-0.30066225165562915 x 100 = -30.07%