853.7% is the change from 54 to 515
Calculation steps:
[( 515 - 54 ) ÷ 54] x 100 = 853.7%
Formula
Percentage change = [(515 - 54) / 54] x 100
Subtract the new number by the original number
515 - 54 = 461
461 ÷ 54 = 8.537037037037036
8.537037037037036 x 100 = 853.7%