678.21% is the change from 78 to 607
Calculation steps:
[( 607 - 78 ) ÷ 78] x 100 = 678.21%
Formula
Percentage change = [(607 - 78) / 78] x 100
Subtract the new number by the original number
607 - 78 = 529
529 ÷ 78 = 6.782051282051282
6.782051282051282 x 100 = 678.21%