34.43% is the change from 305 to 410
Calculation steps:
[( 410 - 305 ) ÷ 305] x 100 = 34.43%
Formula
Percentage change = [(410 - 305) / 305] x 100
Subtract the new number by the original number
410 - 305 = 105
105 ÷ 305 = 0.3442622950819672
0.3442622950819672 x 100 = 34.43%