-83.14% is the change from 771 to 130
Calculation steps:
[( 130 - 771 ) ÷ 771] x 100 = -83.14%
Formula
Percentage change = [(130 - 771) / 771] x 100
Subtract the new number by the original number
130 - 771 = -641
-641 ÷ 771 = -0.8313878080415046
-0.8313878080415046 x 100 = -83.14%