657.69% is the change from 78 to 591
Calculation steps:
[( 591 - 78 ) ÷ 78] x 100 = 657.69%
Formula
Percentage change = [(591 - 78) / 78] x 100
Subtract the new number by the original number
591 - 78 = 513
513 ÷ 78 = 6.576923076923077
6.576923076923077 x 100 = 657.69%