308.07% is the change from 161 to 657
Calculation steps:
[( 657 - 161 ) ÷ 161] x 100 = 308.07%
Formula
Percentage change = [(657 - 161) / 161] x 100
Subtract the new number by the original number
657 - 161 = 496
496 ÷ 161 = 3.080745341614907
3.080745341614907 x 100 = 308.07%