16.58% is the change from 555 to 647
Calculation steps:
[( 647 - 555 ) ÷ 555] x 100 = 16.58%
Formula
Percentage change = [(647 - 555) / 555] x 100
Subtract the new number by the original number
647 - 555 = 92
92 ÷ 555 = 0.16576576576576577
0.16576576576576577 x 100 = 16.58%