-51.78% is the change from 985 to 475
Calculation steps:
[( 475 - 985 ) ÷ 985] x 100 = -51.78%
Formula
Percentage change = [(475 - 985) / 985] x 100
Subtract the new number by the original number
475 - 985 = -510
-510 ÷ 985 = -0.5177664974619289
-0.5177664974619289 x 100 = -51.78%