-67.42% is the change from 528 to 172
Calculation steps:
[( 172 - 528 ) ÷ 528] x 100 = -67.42%
Formula
Percentage change = [(172 - 528) / 528] x 100
Subtract the new number by the original number
172 - 528 = -356
-356 ÷ 528 = -0.6742424242424242
-0.6742424242424242 x 100 = -67.42%