-49.53% is the change from 856 to 432
Calculation steps:
[( 432 - 856 ) ÷ 856] x 100 = -49.53%
Formula
Percentage change = [(432 - 856) / 856] x 100
Subtract the new number by the original number
432 - 856 = -424
-424 ÷ 856 = -0.4953271028037383
-0.4953271028037383 x 100 = -49.53%