-90.16% is the change from 803 to 79
Calculation steps:
[( 79 - 803 ) ÷ 803] x 100 = -90.16%
Formula
Percentage change = [(79 - 803) / 803] x 100
Subtract the new number by the original number
79 - 803 = -724
-724 ÷ 803 = -0.9016189290161893
-0.9016189290161893 x 100 = -90.16%