-67.63% is the change from 621 to 201
Calculation steps:
[( 201 - 621 ) ÷ 621] x 100 = -67.63%
Formula
Percentage change = [(201 - 621) / 621] x 100
Subtract the new number by the original number
201 - 621 = -420
-420 ÷ 621 = -0.6763285024154589
-0.6763285024154589 x 100 = -67.63%