-47.75% is the change from 800 to 418
Calculation steps:
[( 418 - 800 ) ÷ 800] x 100 = -47.75%
Formula
Percentage change = [(418 - 800) / 800] x 100
Subtract the new number by the original number
418 - 800 = -382
-382 ÷ 800 = -0.4775
-0.4775 x 100 = -47.75%