-96.29% is the change from 431 to 16
Calculation steps:
[( 16 - 431 ) ÷ 431] x 100 = -96.29%
Formula
Percentage change = [(16 - 431) / 431] x 100
Subtract the new number by the original number
16 - 431 = -415
-415 ÷ 431 = -0.962877030162413
-0.962877030162413 x 100 = -96.29%