780% is the change from 55 to 484
Calculation steps:
[( 484 - 55 ) ÷ 55] x 100 = 780%
Formula
Percentage change = [(484 - 55) / 55] x 100
Subtract the new number by the original number
484 - 55 = 429
429 ÷ 55 = 7.8
7.8 x 100 = 780%
Example