-52.38% is the change from 800 to 381
Calculation steps:
[( 381 - 800 ) ÷ 800] x 100 = -52.38%
Formula
Percentage change = [(381 - 800) / 800] x 100
Subtract the new number by the original number
381 - 800 = -419
-419 ÷ 800 = -0.52375
-0.52375 x 100 = -52.38%