74.48% is the change from 478 to 834
Calculation steps:
[( 834 - 478 ) ÷ 478] x 100 = 74.48%
Formula
Percentage change = [(834 - 478) / 478] x 100
Subtract the new number by the original number
834 - 478 = 356
356 ÷ 478 = 0.7447698744769874
0.7447698744769874 x 100 = 74.48%