1418.75% is the change from 16 to 243
Calculation steps:
[( 243 - 16 ) ÷ 16] x 100 = 1418.75%
Formula
Percentage change = [(243 - 16) / 16] x 100
Subtract the new number by the original number
243 - 16 = 227
227 ÷ 16 = 14.1875
14.1875 x 100 = 1418.75%