-93.57% is the change from 249 to 16
Calculation steps:
[( 16 - 249 ) ÷ 249] x 100 = -93.57%
Formula
Percentage change = [(16 - 249) / 249] x 100
Subtract the new number by the original number
16 - 249 = -233
-233 ÷ 249 = -0.9357429718875502
-0.9357429718875502 x 100 = -93.57%