-96.12% is the change from 773 to 30
Calculation steps:
[( 30 - 773 ) ÷ 773] x 100 = -96.12%
Formula
Percentage change = [(30 - 773) / 773] x 100
Subtract the new number by the original number
30 - 773 = -743
-743 ÷ 773 = -0.9611901681759379
-0.9611901681759379 x 100 = -96.12%