62.62% is the change from 305 to 496
Calculation steps:
[( 496 - 305 ) ÷ 305] x 100 = 62.62%
Formula
Percentage change = [(496 - 305) / 305] x 100
Subtract the new number by the original number
496 - 305 = 191
191 ÷ 305 = 0.6262295081967213
0.6262295081967213 x 100 = 62.62%