-96.26% is the change from 803 to 30
Calculation steps:
[( 30 - 803 ) ÷ 803] x 100 = -96.26%
Formula
Percentage change = [(30 - 803) / 803] x 100
Subtract the new number by the original number
30 - 803 = -773
-773 ÷ 803 = -0.962640099626401
-0.962640099626401 x 100 = -96.26%