35.18% is the change from 307 to 415
Calculation steps:
[( 415 - 307 ) ÷ 307] x 100 = 35.18%
Formula
Percentage change = [(415 - 307) / 307] x 100
Subtract the new number by the original number
415 - 307 = 108
108 ÷ 307 = 0.3517915309446254
0.3517915309446254 x 100 = 35.18%