-66.09% is the change from 870 to 295
Calculation steps:
[( 295 - 870 ) ÷ 870] x 100 = -66.09%
Formula
Percentage change = [(295 - 870) / 870] x 100
Subtract the new number by the original number
295 - 870 = -575
-575 ÷ 870 = -0.6609195402298851
-0.6609195402298851 x 100 = -66.09%