5038.46% is the change from 13 to 668
Calculation steps:
[( 668 - 13 ) ÷ 13] x 100 = 5038.46%
Formula
Percentage change = [(668 - 13) / 13] x 100
Subtract the new number by the original number
668 - 13 = 655
655 ÷ 13 = 50.38461538461539
50.38461538461539 x 100 = 5038.46%