-82.93% is the change from 621 to 106
Calculation steps:
[( 106 - 621 ) ÷ 621] x 100 = -82.93%
Formula
Percentage change = [(106 - 621) / 621] x 100
Subtract the new number by the original number
106 - 621 = -515
-515 ÷ 621 = -0.8293075684380032
-0.8293075684380032 x 100 = -82.93%