-49.14% is the change from 985 to 501
Calculation steps:
[( 501 - 985 ) ÷ 985] x 100 = -49.14%
Formula
Percentage change = [(501 - 985) / 985] x 100
Subtract the new number by the original number
501 - 985 = -484
-484 ÷ 985 = -0.49137055837563454
-0.49137055837563454 x 100 = -49.14%