69.47% is the change from 475 to 805
Calculation steps:
[( 805 - 475 ) ÷ 475] x 100 = 69.47%
Formula
Percentage change = [(805 - 475) / 475] x 100
Subtract the new number by the original number
805 - 475 = 330
330 ÷ 475 = 0.6947368421052632
0.6947368421052632 x 100 = 69.47%