1961.54% is the change from 13 to 268
Calculation steps:
[( 268 - 13 ) ÷ 13] x 100 = 1961.54%
Formula
Percentage change = [(268 - 13) / 13] x 100
Subtract the new number by the original number
268 - 13 = 255
255 ÷ 13 = 19.615384615384617
19.615384615384617 x 100 = 1961.54%