10.77% is the change from 455 to 504
Calculation steps:
[( 504 - 455 ) ÷ 455] x 100 = 10.77%
Formula
Percentage change = [(504 - 455) / 455] x 100
Subtract the new number by the original number
504 - 455 = 49
49 ÷ 455 = 0.1076923076923077
0.1076923076923077 x 100 = 10.77%