-72.97% is the change from 629 to 170
Calculation steps:
[( 170 - 629 ) ÷ 629] x 100 = -72.97%
Formula
Percentage change = [(170 - 629) / 629] x 100
Subtract the new number by the original number
170 - 629 = -459
-459 ÷ 629 = -0.7297297297297297
-0.7297297297297297 x 100 = -72.97%