-82.63% is the change from 668 to 116
Calculation steps:
[( 116 - 668 ) ÷ 668] x 100 = -82.63%
Formula
Percentage change = [(116 - 668) / 668] x 100
Subtract the new number by the original number
116 - 668 = -552
-552 ÷ 668 = -0.8263473053892215
-0.8263473053892215 x 100 = -82.63%