8.93% is the change from 168 to 183
Calculation steps:
[( 183 - 168 ) ÷ 168] x 100 = 8.93%
Formula
Percentage change = [(183 - 168) / 168] x 100
Subtract the new number by the original number
183 - 168 = 15
15 ÷ 168 = 0.08928571428571429
0.08928571428571429 x 100 = 8.93%