45.81% is the change from 310 to 452
Calculation steps:
[( 452 - 310 ) ÷ 310] x 100 = 45.81%
Formula
Percentage change = [(452 - 310) / 310] x 100
Subtract the new number by the original number
452 - 310 = 142
142 ÷ 310 = 0.45806451612903226
0.45806451612903226 x 100 = 45.81%