-39.88% is the change from 800 to 481
Calculation steps:
[( 481 - 800 ) ÷ 800] x 100 = -39.88%
Formula
Percentage change = [(481 - 800) / 800] x 100
Subtract the new number by the original number
481 - 800 = -319
-319 ÷ 800 = -0.39875
-0.39875 x 100 = -39.88%