-64.54% is the change from 485 to 172
Calculation steps:
[( 172 - 485 ) ÷ 485] x 100 = -64.54%
Formula
Percentage change = [(172 - 485) / 485] x 100
Subtract the new number by the original number
172 - 485 = -313
-313 ÷ 485 = -0.6453608247422681
-0.6453608247422681 x 100 = -64.54%