3923.08% is the change from 13 to 523
Calculation steps:
[( 523 - 13 ) ÷ 13] x 100 = 3923.08%
Formula
Percentage change = [(523 - 13) / 13] x 100
Subtract the new number by the original number
523 - 13 = 510
510 ÷ 13 = 39.23076923076923
39.23076923076923 x 100 = 3923.08%