-16.79% is the change from 268 to 223
Calculation steps:
[( 223 - 268 ) ÷ 268] x 100 = -16.79%
Formula
Percentage change = [(223 - 268) / 268] x 100
Subtract the new number by the original number
223 - 268 = -45
-45 ÷ 268 = -0.16791044776119404
-0.16791044776119404 x 100 = -16.79%