1305.56% is the change from 18 to 253
Calculation steps:
[( 253 - 18 ) ÷ 18] x 100 = 1305.56%
Formula
Percentage change = [(253 - 18) / 18] x 100
Subtract the new number by the original number
253 - 18 = 235
235 ÷ 18 = 13.055555555555555
13.055555555555555 x 100 = 1305.56%