-16.17% is the change from 266 to 223
Calculation steps:
[( 223 - 266 ) ÷ 266] x 100 = -16.17%
Formula
Percentage change = [(223 - 266) / 266] x 100
Subtract the new number by the original number
223 - 266 = -43
-43 ÷ 266 = -0.16165413533834586
-0.16165413533834586 x 100 = -16.17%