120.26% is the change from 311 to 685
Calculation steps:
[( 685 - 311 ) ÷ 311] x 100 = 120.26%
Formula
Percentage change = [(685 - 311) / 311] x 100
Subtract the new number by the original number
685 - 311 = 374
374 ÷ 311 = 1.202572347266881
1.202572347266881 x 100 = 120.26%