-54.89% is the change from 266 to 120
Calculation steps:
[( 120 - 266 ) ÷ 266] x 100 = -54.89%
Formula
Percentage change = [(120 - 266) / 266] x 100
Subtract the new number by the original number
120 - 266 = -146
-146 ÷ 266 = -0.5488721804511278
-0.5488721804511278 x 100 = -54.89%