-55.96% is the change from 856 to 377
Calculation steps:
[( 377 - 856 ) ÷ 856] x 100 = -55.96%
Formula
Percentage change = [(377 - 856) / 856] x 100
Subtract the new number by the original number
377 - 856 = -479
-479 ÷ 856 = -0.5595794392523364
-0.5595794392523364 x 100 = -55.96%