662.75% is the change from 102 to 778
Calculation steps:
[( 778 - 102 ) ÷ 102] x 100 = 662.75%
Formula
Percentage change = [(778 - 102) / 102] x 100
Subtract the new number by the original number
778 - 102 = 676
676 ÷ 102 = 6.627450980392157
6.627450980392157 x 100 = 662.75%