35.4% is the change from 226 to 306
Calculation steps:
[( 306 - 226 ) ÷ 226] x 100 = 35.4%
Formula
Percentage change = [(306 - 226) / 226] x 100
Subtract the new number by the original number
306 - 226 = 80
80 ÷ 226 = 0.35398230088495575
0.35398230088495575 x 100 = 35.4%