1208.33% is the change from 12 to 157
Calculation steps:
[( 157 - 12 ) ÷ 12] x 100 = 1208.33%
Formula
Percentage change = [(157 - 12) / 12] x 100
Subtract the new number by the original number
157 - 12 = 145
145 ÷ 12 = 12.083333333333334
12.083333333333334 x 100 = 1208.33%