-96.76% is the change from 494 to 16
Calculation steps:
[( 16 - 494 ) ÷ 494] x 100 = -96.76%
Formula
Percentage change = [(16 - 494) / 494] x 100
Subtract the new number by the original number
16 - 494 = -478
-478 ÷ 494 = -0.9676113360323887
-0.9676113360323887 x 100 = -96.76%