64.85% is the change from 478 to 788
Calculation steps:
[( 788 - 478 ) ÷ 478] x 100 = 64.85%
Formula
Percentage change = [(788 - 478) / 478] x 100
Subtract the new number by the original number
788 - 478 = 310
310 ÷ 478 = 0.6485355648535565
0.6485355648535565 x 100 = 64.85%