181.65% is the change from 109 to 307
Calculation steps:
[( 307 - 109 ) ÷ 109] x 100 = 181.65%
Formula
Percentage change = [(307 - 109) / 109] x 100
Subtract the new number by the original number
307 - 109 = 198
198 ÷ 109 = 1.81651376146789
1.81651376146789 x 100 = 181.65%