115.41% is the change from 305 to 657
Calculation steps:
[( 657 - 305 ) ÷ 305] x 100 = 115.41%
Formula
Percentage change = [(657 - 305) / 305] x 100
Subtract the new number by the original number
657 - 305 = 352
352 ÷ 305 = 1.1540983606557378
1.1540983606557378 x 100 = 115.41%