-93.98% is the change from 266 to 16
Calculation steps:
[( 16 - 266 ) ÷ 266] x 100 = -93.98%
Formula
Percentage change = [(16 - 266) / 266] x 100
Subtract the new number by the original number
16 - 266 = -250
-250 ÷ 266 = -0.9398496240601504
-0.9398496240601504 x 100 = -93.98%