696.15% is the change from 78 to 621
Calculation steps:
[( 621 - 78 ) ÷ 78] x 100 = 696.15%
Formula
Percentage change = [(621 - 78) / 78] x 100
Subtract the new number by the original number
621 - 78 = 543
543 ÷ 78 = 6.961538461538462
6.961538461538462 x 100 = 696.15%