1294.44% is the change from 18 to 251
Calculation steps:
[( 251 - 18 ) ÷ 18] x 100 = 1294.44%
Formula
Percentage change = [(251 - 18) / 18] x 100
Subtract the new number by the original number
251 - 18 = 233
233 ÷ 18 = 12.944444444444445
12.944444444444445 x 100 = 1294.44%