619.48% is the change from 77 to 554
Calculation steps:
[( 554 - 77 ) ÷ 77] x 100 = 619.48%
Formula
Percentage change = [(554 - 77) / 77] x 100
Subtract the new number by the original number
554 - 77 = 477
477 ÷ 77 = 6.194805194805195
6.194805194805195 x 100 = 619.48%