16.34% is the change from 557 to 648
Calculation steps:
[( 648 - 557 ) ÷ 557] x 100 = 16.34%
Formula
Percentage change = [(648 - 557) / 557] x 100
Subtract the new number by the original number
648 - 557 = 91
91 ÷ 557 = 0.16337522441651706
0.16337522441651706 x 100 = 16.34%