30.28% is the change from 109 to 142
Calculation steps:
[( 142 - 109 ) ÷ 109] x 100 = 30.28%
Formula
Percentage change = [(142 - 109) / 109] x 100
Subtract the new number by the original number
142 - 109 = 33
33 ÷ 109 = 0.30275229357798167
0.30275229357798167 x 100 = 30.28%