108.76% is the change from 331 to 691
Calculation steps:
[( 691 - 331 ) ÷ 331] x 100 = 108.76%
Formula
Percentage change = [(691 - 331) / 331] x 100
Subtract the new number by the original number
691 - 331 = 360
360 ÷ 331 = 1.0876132930513596
1.0876132930513596 x 100 = 108.76%