-27.82% is the change from 266 to 192
Calculation steps:
[( 192 - 266 ) ÷ 266] x 100 = -27.82%
Formula
Percentage change = [(192 - 266) / 266] x 100
Subtract the new number by the original number
192 - 266 = -74
-74 ÷ 266 = -0.2781954887218045
-0.2781954887218045 x 100 = -27.82%