9.3% is the change from 129 to 141
Calculation steps:
[( 141 - 129 ) ÷ 129] x 100 = 9.3%
Formula
Percentage change = [(141 - 129) / 129] x 100
Subtract the new number by the original number
141 - 129 = 12
12 ÷ 129 = 0.09302325581395349
0.09302325581395349 x 100 = 9.3%