3761.54% is the change from 13 to 502
Calculation steps:
[( 502 - 13 ) ÷ 13] x 100 = 3761.54%
Formula
Percentage change = [(502 - 13) / 13] x 100
Subtract the new number by the original number
502 - 13 = 489
489 ÷ 13 = 37.61538461538461
37.61538461538461 x 100 = 3761.54%