810.26% is the change from 78 to 710
Calculation steps:
[( 710 - 78 ) ÷ 78] x 100 = 810.26%
Formula
Percentage change = [(710 - 78) / 78] x 100
Subtract the new number by the original number
710 - 78 = 632
632 ÷ 78 = 8.102564102564102
8.102564102564102 x 100 = 810.26%