170.43% is the change from 115 to 311
Calculation steps:
[( 311 - 115 ) ÷ 115] x 100 = 170.43%
Formula
Percentage change = [(311 - 115) / 115] x 100
Subtract the new number by the original number
311 - 115 = 196
196 ÷ 115 = 1.7043478260869565
1.7043478260869565 x 100 = 170.43%