-43.01% is the change from 851 to 485
Calculation steps:
[( 485 - 851 ) ÷ 851] x 100 = -43.01%
Formula
Percentage change = [(485 - 851) / 851] x 100
Subtract the new number by the original number
485 - 851 = -366
-366 ÷ 851 = -0.4300822561692127
-0.4300822561692127 x 100 = -43.01%