557.84% is the change from 102 to 671
Calculation steps:
[( 671 - 102 ) ÷ 102] x 100 = 557.84%
Formula
Percentage change = [(671 - 102) / 102] x 100
Subtract the new number by the original number
671 - 102 = 569
569 ÷ 102 = 5.578431372549019
5.578431372549019 x 100 = 557.84%