72.88% is the change from 472 to 816
Calculation steps:
[( 816 - 472 ) ÷ 472] x 100 = 72.88%
Formula
Percentage change = [(816 - 472) / 472] x 100
Subtract the new number by the original number
816 - 472 = 344
344 ÷ 472 = 0.7288135593220338
0.7288135593220338 x 100 = 72.88%