-39.5% is the change from 800 to 484
Calculation steps:
[( 484 - 800 ) ÷ 800] x 100 = -39.5%
Formula
Percentage change = [(484 - 800) / 800] x 100
Subtract the new number by the original number
484 - 800 = -316
-316 ÷ 800 = -0.395
-0.395 x 100 = -39.5%