48.25% is the change from 456 to 676
Calculation steps:
[( 676 - 456 ) ÷ 456] x 100 = 48.25%
Formula
Percentage change = [(676 - 456) / 456] x 100
Subtract the new number by the original number
676 - 456 = 220
220 ÷ 456 = 0.4824561403508772
0.4824561403508772 x 100 = 48.25%