-54.95% is the change from 899 to 405
Calculation steps:
[( 405 - 899 ) ÷ 899] x 100 = -54.95%
Formula
Percentage change = [(405 - 899) / 899] x 100
Subtract the new number by the original number
405 - 899 = -494
-494 ÷ 899 = -0.5494994438264739
-0.5494994438264739 x 100 = -54.95%