556.86% is the change from 102 to 670
Calculation steps:
[( 670 - 102 ) ÷ 102] x 100 = 556.86%
Formula
Percentage change = [(670 - 102) / 102] x 100
Subtract the new number by the original number
670 - 102 = 568
568 ÷ 102 = 5.568627450980392
5.568627450980392 x 100 = 556.86%