-50.93% is the change from 803 to 394
Calculation steps:
[( 394 - 803 ) ÷ 803] x 100 = -50.93%
Formula
Percentage change = [(394 - 803) / 803] x 100
Subtract the new number by the original number
394 - 803 = -409
-409 ÷ 803 = -0.5093399750933998
-0.5093399750933998 x 100 = -50.93%