46.91% is the change from 307 to 451
Calculation steps:
[( 451 - 307 ) ÷ 307] x 100 = 46.91%
Formula
Percentage change = [(451 - 307) / 307] x 100
Subtract the new number by the original number
451 - 307 = 144
144 ÷ 307 = 0.46905537459283386
0.46905537459283386 x 100 = 46.91%