9.09% is the change from 143 to 156
Calculation steps:
[( 156 - 143 ) ÷ 143] x 100 = 9.09%
Formula
Percentage change = [(156 - 143) / 143] x 100
Subtract the new number by the original number
156 - 143 = 13
13 ÷ 143 = 0.09090909090909091
0.09090909090909091 x 100 = 9.09%