-52.56% is the change from 860 to 408
Calculation steps:
[( 408 - 860 ) ÷ 860] x 100 = -52.56%
Formula
Percentage change = [(408 - 860) / 860] x 100
Subtract the new number by the original number
408 - 860 = -452
-452 ÷ 860 = -0.5255813953488372
-0.5255813953488372 x 100 = -52.56%