1661.54% is the change from 13 to 229
Calculation steps:
[( 229 - 13 ) ÷ 13] x 100 = 1661.54%
Formula
Percentage change = [(229 - 13) / 13] x 100
Subtract the new number by the original number
229 - 13 = 216
216 ÷ 13 = 16.615384615384617
16.615384615384617 x 100 = 1661.54%