-52.01% is the change from 844 to 405
Calculation steps:
[( 405 - 844 ) ÷ 844] x 100 = -52.01%
Formula
Percentage change = [(405 - 844) / 844] x 100
Subtract the new number by the original number
405 - 844 = -439
-439 ÷ 844 = -0.5201421800947867
-0.5201421800947867 x 100 = -52.01%