114.15% is the change from 311 to 666
Calculation steps:
[( 666 - 311 ) ÷ 311] x 100 = 114.15%
Formula
Percentage change = [(666 - 311) / 311] x 100
Subtract the new number by the original number
666 - 311 = 355
355 ÷ 311 = 1.1414790996784565
1.1414790996784565 x 100 = 114.15%