-96.15% is the change from 779 to 30
Calculation steps:
[( 30 - 779 ) ÷ 779] x 100 = -96.15%
Formula
Percentage change = [(30 - 779) / 779] x 100
Subtract the new number by the original number
30 - 779 = -749
-749 ÷ 779 = -0.9614890885750963
-0.9614890885750963 x 100 = -96.15%