8.9% is the change from 146 to 159
Calculation steps:
[( 159 - 146 ) ÷ 146] x 100 = 8.9%
Formula
Percentage change = [(159 - 146) / 146] x 100
Subtract the new number by the original number
159 - 146 = 13
13 ÷ 146 = 0.08904109589041095
0.08904109589041095 x 100 = 8.9%