72.9% is the change from 476 to 823
Calculation steps:
[( 823 - 476 ) ÷ 476] x 100 = 72.9%
Formula
Percentage change = [(823 - 476) / 476] x 100
Subtract the new number by the original number
823 - 476 = 347
347 ÷ 476 = 0.7289915966386554
0.7289915966386554 x 100 = 72.9%