68.81% is the change from 481 to 812
Calculation steps:
[( 812 - 481 ) ÷ 481] x 100 = 68.81%
Formula
Percentage change = [(812 - 481) / 481] x 100
Subtract the new number by the original number
812 - 481 = 331
331 ÷ 481 = 0.6881496881496881
0.6881496881496881 x 100 = 68.81%