-75.76% is the change from 528 to 128
Calculation steps:
[( 128 - 528 ) ÷ 528] x 100 = -75.76%
Formula
Percentage change = [(128 - 528) / 528] x 100
Subtract the new number by the original number
128 - 528 = -400
-400 ÷ 528 = -0.7575757575757576
-0.7575757575757576 x 100 = -75.76%