508.14% is the change from 86 to 523
Calculation steps:
[( 523 - 86 ) ÷ 86] x 100 = 508.14%
Formula
Percentage change = [(523 - 86) / 86] x 100
Subtract the new number by the original number
523 - 86 = 437
437 ÷ 86 = 5.0813953488372094
5.0813953488372094 x 100 = 508.14%