31.93% is the change from 498 to 657
Calculation steps:
[( 657 - 498 ) ÷ 498] x 100 = 31.93%
Formula
Percentage change = [(657 - 498) / 498] x 100
Subtract the new number by the original number
657 - 498 = 159
159 ÷ 498 = 0.3192771084337349
0.3192771084337349 x 100 = 31.93%