-75.71% is the change from 527 to 128
Calculation steps:
[( 128 - 527 ) ÷ 527] x 100 = -75.71%
Formula
Percentage change = [(128 - 527) / 527] x 100
Subtract the new number by the original number
128 - 527 = -399
-399 ÷ 527 = -0.7571157495256167
-0.7571157495256167 x 100 = -75.71%