-84.07% is the change from 816 to 130
Calculation steps:
[( 130 - 816 ) ÷ 816] x 100 = -84.07%
Formula
Percentage change = [(130 - 816) / 816] x 100
Subtract the new number by the original number
130 - 816 = -686
-686 ÷ 816 = -0.8406862745098039
-0.8406862745098039 x 100 = -84.07%