191.74% is the change from 109 to 318
Calculation steps:
[( 318 - 109 ) ÷ 109] x 100 = 191.74%
Formula
Percentage change = [(318 - 109) / 109] x 100
Subtract the new number by the original number
318 - 109 = 209
209 ÷ 109 = 1.9174311926605505
1.9174311926605505 x 100 = 191.74%