71.56% is the change from 109 to 187
Calculation steps:
[( 187 - 109 ) ÷ 109] x 100 = 71.56%
Formula
Percentage change = [(187 - 109) / 109] x 100
Subtract the new number by the original number
187 - 109 = 78
78 ÷ 109 = 0.7155963302752294
0.7155963302752294 x 100 = 71.56%