47.56% is the change from 307 to 453
Calculation steps:
[( 453 - 307 ) ÷ 307] x 100 = 47.56%
Formula
Percentage change = [(453 - 307) / 307] x 100
Subtract the new number by the original number
453 - 307 = 146
146 ÷ 307 = 0.4755700325732899
0.4755700325732899 x 100 = 47.56%