-56.44% is the change from 870 to 379
Calculation steps:
[( 379 - 870 ) ÷ 870] x 100 = -56.44%
Formula
Percentage change = [(379 - 870) / 870] x 100
Subtract the new number by the original number
379 - 870 = -491
-491 ÷ 870 = -0.5643678160919541
-0.5643678160919541 x 100 = -56.44%