-79.18% is the change from 855 to 178
Calculation steps:
[( 178 - 855 ) ÷ 855] x 100 = -79.18%
Formula
Percentage change = [(178 - 855) / 855] x 100
Subtract the new number by the original number
178 - 855 = -677
-677 ÷ 855 = -0.791812865497076
-0.791812865497076 x 100 = -79.18%