112.15% is the change from 321 to 681
Calculation steps:
[( 681 - 321 ) ÷ 321] x 100 = 112.15%
Formula
Percentage change = [(681 - 321) / 321] x 100
Subtract the new number by the original number
681 - 321 = 360
360 ÷ 321 = 1.1214953271028036
1.1214953271028036 x 100 = 112.15%