-87.82% is the change from 870 to 106
Calculation steps:
[( 106 - 870 ) ÷ 870] x 100 = -87.82%
Formula
Percentage change = [(106 - 870) / 870] x 100
Subtract the new number by the original number
106 - 870 = -764
-764 ÷ 870 = -0.8781609195402299
-0.8781609195402299 x 100 = -87.82%