49.84% is the change from 311 to 466
Calculation steps:
[( 466 - 311 ) ÷ 311] x 100 = 49.84%
Formula
Percentage change = [(466 - 311) / 311] x 100
Subtract the new number by the original number
466 - 311 = 155
155 ÷ 311 = 0.4983922829581994
0.4983922829581994 x 100 = 49.84%