-91.1% is the change from 865 to 77
Calculation steps:
[( 77 - 865 ) ÷ 865] x 100 = -91.1%
Formula
Percentage change = [(77 - 865) / 865] x 100
Subtract the new number by the original number
77 - 865 = -788
-788 ÷ 865 = -0.9109826589595376
-0.9109826589595376 x 100 = -91.1%