1183.33% is the change from 12 to 154
Calculation steps:
[( 154 - 12 ) ÷ 12] x 100 = 1183.33%
Formula
Percentage change = [(154 - 12) / 12] x 100
Subtract the new number by the original number
154 - 12 = 142
142 ÷ 12 = 11.833333333333334
11.833333333333334 x 100 = 1183.33%