-25.9% is the change from 305 to 226
Calculation steps:
[( 226 - 305 ) ÷ 305] x 100 = -25.9%
Formula
Percentage change = [(226 - 305) / 305] x 100
Subtract the new number by the original number
226 - 305 = -79
-79 ÷ 305 = -0.25901639344262295
-0.25901639344262295 x 100 = -25.9%