-80.57% is the change from 669 to 130
Calculation steps:
[( 130 - 669 ) ÷ 669] x 100 = -80.57%
Formula
Percentage change = [(130 - 669) / 669] x 100
Subtract the new number by the original number
130 - 669 = -539
-539 ÷ 669 = -0.8056801195814649
-0.8056801195814649 x 100 = -80.57%