73.49% is the change from 479 to 831
Calculation steps:
[( 831 - 479 ) ÷ 479] x 100 = 73.49%
Formula
Percentage change = [(831 - 479) / 479] x 100
Subtract the new number by the original number
831 - 479 = 352
352 ÷ 479 = 0.7348643006263048
0.7348643006263048 x 100 = 73.49%