781.58% is the change from 76 to 670
Calculation steps:
[( 670 - 76 ) ÷ 76] x 100 = 781.58%
Formula
Percentage change = [(670 - 76) / 76] x 100
Subtract the new number by the original number
670 - 76 = 594
594 ÷ 76 = 7.815789473684211
7.815789473684211 x 100 = 781.58%