-13.91% is the change from 266 to 229
Calculation steps:
[( 229 - 266 ) ÷ 266] x 100 = -13.91%
Formula
Percentage change = [(229 - 266) / 266] x 100
Subtract the new number by the original number
229 - 266 = -37
-37 ÷ 266 = -0.13909774436090225
-0.13909774436090225 x 100 = -13.91%