-73.91% is the change from 621 to 162
Calculation steps:
[( 162 - 621 ) ÷ 621] x 100 = -73.91%
Formula
Percentage change = [(162 - 621) / 621] x 100
Subtract the new number by the original number
162 - 621 = -459
-459 ÷ 621 = -0.7391304347826086
-0.7391304347826086 x 100 = -73.91%