-69.7% is the change from 528 to 160
Calculation steps:
[( 160 - 528 ) ÷ 528] x 100 = -69.7%
Formula
Percentage change = [(160 - 528) / 528] x 100
Subtract the new number by the original number
160 - 528 = -368
-368 ÷ 528 = -0.696969696969697
-0.696969696969697 x 100 = -69.7%