69.73% is the change from 479 to 813
Calculation steps:
[( 813 - 479 ) ÷ 479] x 100 = 69.73%
Formula
Percentage change = [(813 - 479) / 479] x 100
Subtract the new number by the original number
813 - 479 = 334
334 ÷ 479 = 0.697286012526096
0.697286012526096 x 100 = 69.73%