197.72% is the change from 307 to 914
Calculation steps:
[( 914 - 307 ) ÷ 307] x 100 = 197.72%
Formula
Percentage change = [(914 - 307) / 307] x 100
Subtract the new number by the original number
914 - 307 = 607
607 ÷ 307 = 1.977198697068404
1.977198697068404 x 100 = 197.72%