48.14% is the change from 457 to 677
Calculation steps:
[( 677 - 457 ) ÷ 457] x 100 = 48.14%
Formula
Percentage change = [(677 - 457) / 457] x 100
Subtract the new number by the original number
677 - 457 = 220
220 ÷ 457 = 0.4814004376367615
0.4814004376367615 x 100 = 48.14%