-62.63% is the change from 800 to 299
Calculation steps:
[( 299 - 800 ) ÷ 800] x 100 = -62.63%
Formula
Percentage change = [(299 - 800) / 800] x 100
Subtract the new number by the original number
299 - 800 = -501
-501 ÷ 800 = -0.62625
-0.62625 x 100 = -62.63%