97.7% is the change from 478 to 945
Calculation steps:
[( 945 - 478 ) ÷ 478] x 100 = 97.7%
Formula
Percentage change = [(945 - 478) / 478] x 100
Subtract the new number by the original number
945 - 478 = 467
467 ÷ 478 = 0.9769874476987448
0.9769874476987448 x 100 = 97.7%