23.13% is the change from 307 to 378
Calculation steps:
[( 378 - 307 ) ÷ 307] x 100 = 23.13%
Formula
Percentage change = [(378 - 307) / 307] x 100
Subtract the new number by the original number
378 - 307 = 71
71 ÷ 307 = 0.23127035830618892
0.23127035830618892 x 100 = 23.13%