-56.73% is the change from 899 to 389
Calculation steps:
[( 389 - 899 ) ÷ 899] x 100 = -56.73%
Formula
Percentage change = [(389 - 899) / 899] x 100
Subtract the new number by the original number
389 - 899 = -510
-510 ÷ 899 = -0.5672969966629589
-0.5672969966629589 x 100 = -56.73%