-43.27% is the change from 855 to 485
Calculation steps:
[( 485 - 855 ) ÷ 855] x 100 = -43.27%
Formula
Percentage change = [(485 - 855) / 855] x 100
Subtract the new number by the original number
485 - 855 = -370
-370 ÷ 855 = -0.4327485380116959
-0.4327485380116959 x 100 = -43.27%