-56.42% is the change from 904 to 394
Calculation steps:
[( 394 - 904 ) ÷ 904] x 100 = -56.42%
Formula
Percentage change = [(394 - 904) / 904] x 100
Subtract the new number by the original number
394 - 904 = -510
-510 ÷ 904 = -0.5641592920353983
-0.5641592920353983 x 100 = -56.42%