81.71% is the change from 246 to 447
Calculation steps:
[( 447 - 246 ) ÷ 246] x 100 = 81.71%
Formula
Percentage change = [(447 - 246) / 246] x 100
Subtract the new number by the original number
447 - 246 = 201
201 ÷ 246 = 0.8170731707317073
0.8170731707317073 x 100 = 81.71%