29.54% is the change from 237 to 307
Calculation steps:
[( 307 - 237 ) ÷ 237] x 100 = 29.54%
Formula
Percentage change = [(307 - 237) / 237] x 100
Subtract the new number by the original number
307 - 237 = 70
70 ÷ 237 = 0.29535864978902954
0.29535864978902954 x 100 = 29.54%