-50.76% is the change from 985 to 485
Calculation steps:
[( 485 - 985 ) ÷ 985] x 100 = -50.76%
Formula
Percentage change = [(485 - 985) / 985] x 100
Subtract the new number by the original number
485 - 985 = -500
-500 ÷ 985 = -0.5076142131979695
-0.5076142131979695 x 100 = -50.76%