-74.88% is the change from 406 to 102
Calculation steps:
[( 102 - 406 ) ÷ 406] x 100 = -74.88%
Formula
Percentage change = [(102 - 406) / 406] x 100
Subtract the new number by the original number
102 - 406 = -304
-304 ÷ 406 = -0.7487684729064039
-0.7487684729064039 x 100 = -74.88%