647.57% is the change from 103 to 770
Calculation steps:
[( 770 - 103 ) ÷ 103] x 100 = 647.57%
Formula
Percentage change = [(770 - 103) / 103] x 100
Subtract the new number by the original number
770 - 103 = 667
667 ÷ 103 = 6.475728155339806
6.475728155339806 x 100 = 647.57%