724.36% is the change from 78 to 643
Calculation steps:
[( 643 - 78 ) ÷ 78] x 100 = 724.36%
Formula
Percentage change = [(643 - 78) / 78] x 100
Subtract the new number by the original number
643 - 78 = 565
565 ÷ 78 = 7.243589743589744
7.243589743589744 x 100 = 724.36%