-41.88% is the change from 800 to 465
Calculation steps:
[( 465 - 800 ) ÷ 800] x 100 = -41.88%
Formula
Percentage change = [(465 - 800) / 800] x 100
Subtract the new number by the original number
465 - 800 = -335
-335 ÷ 800 = -0.41875
-0.41875 x 100 = -41.88%