-93.7% is the change from 254 to 16
Calculation steps:
[( 16 - 254 ) ÷ 254] x 100 = -93.7%
Formula
Percentage change = [(16 - 254) / 254] x 100
Subtract the new number by the original number
16 - 254 = -238
-238 ÷ 254 = -0.937007874015748
-0.937007874015748 x 100 = -93.7%