184.4% is the change from 109 to 310
Calculation steps:
[( 310 - 109 ) ÷ 109] x 100 = 184.4%
Formula
Percentage change = [(310 - 109) / 109] x 100
Subtract the new number by the original number
310 - 109 = 201
201 ÷ 109 = 1.8440366972477065
1.8440366972477065 x 100 = 184.4%