45.54% is the change from 314 to 457
Calculation steps:
[( 457 - 314 ) ÷ 314] x 100 = 45.54%
Formula
Percentage change = [(457 - 314) / 314] x 100
Subtract the new number by the original number
457 - 314 = 143
143 ÷ 314 = 0.4554140127388535
0.4554140127388535 x 100 = 45.54%