-71.04% is the change from 594 to 172
Calculation steps:
[( 172 - 594 ) ÷ 594] x 100 = -71.04%
Formula
Percentage change = [(172 - 594) / 594] x 100
Subtract the new number by the original number
172 - 594 = -422
-422 ÷ 594 = -0.7104377104377104
-0.7104377104377104 x 100 = -71.04%