12% is the change from 150 to 168
Calculation steps:
[( 168 - 150 ) ÷ 150] x 100 = 12%
Formula
Percentage change = [(168 - 150) / 150] x 100
Subtract the new number by the original number
168 - 150 = 18
18 ÷ 150 = 0.12
0.12 x 100 = 12%
Example