51.96% is the change from 306 to 465
Calculation steps:
[( 465 - 306 ) ÷ 306] x 100 = 51.96%
Formula
Percentage change = [(465 - 306) / 306] x 100
Subtract the new number by the original number
465 - 306 = 159
159 ÷ 306 = 0.5196078431372549
0.5196078431372549 x 100 = 51.96%