114.01% is the change from 307 to 657
Calculation steps:
[( 657 - 307 ) ÷ 307] x 100 = 114.01%
Formula
Percentage change = [(657 - 307) / 307] x 100
Subtract the new number by the original number
657 - 307 = 350
350 ÷ 307 = 1.1400651465798046
1.1400651465798046 x 100 = 114.01%