1228.57% is the change from 14 to 186
Calculation steps:
[( 186 - 14 ) ÷ 14] x 100 = 1228.57%
Formula
Percentage change = [(186 - 14) / 14] x 100
Subtract the new number by the original number
186 - 14 = 172
172 ÷ 14 = 12.285714285714286
12.285714285714286 x 100 = 1228.57%