-71.1% is the change from 865 to 250
Calculation steps:
[( 250 - 865 ) ÷ 865] x 100 = -71.1%
Formula
Percentage change = [(250 - 865) / 865] x 100
Subtract the new number by the original number
250 - 865 = -615
-615 ÷ 865 = -0.7109826589595376
-0.7109826589595376 x 100 = -71.1%