1383.33% is the change from 18 to 267
Calculation steps:
[( 267 - 18 ) ÷ 18] x 100 = 1383.33%
Formula
Percentage change = [(267 - 18) / 18] x 100
Subtract the new number by the original number
267 - 18 = 249
249 ÷ 18 = 13.833333333333334
13.833333333333334 x 100 = 1383.33%