15.33% is the change from 561 to 647
Calculation steps:
[( 647 - 561 ) ÷ 561] x 100 = 15.33%
Formula
Percentage change = [(647 - 561) / 561] x 100
Subtract the new number by the original number
647 - 561 = 86
86 ÷ 561 = 0.1532976827094474
0.1532976827094474 x 100 = 15.33%