47.91% is the change from 311 to 460
Calculation steps:
[( 460 - 311 ) ÷ 311] x 100 = 47.91%
Formula
Percentage change = [(460 - 311) / 311] x 100
Subtract the new number by the original number
460 - 311 = 149
149 ÷ 311 = 0.4790996784565916
0.4790996784565916 x 100 = 47.91%