19.47% is the change from 226 to 270
Calculation steps:
[( 270 - 226 ) ÷ 226] x 100 = 19.47%
Formula
Percentage change = [(270 - 226) / 226] x 100
Subtract the new number by the original number
270 - 226 = 44
44 ÷ 226 = 0.19469026548672566
0.19469026548672566 x 100 = 19.47%