11.62% is the change from 456 to 509
Calculation steps:
[( 509 - 456 ) ÷ 456] x 100 = 11.62%
Formula
Percentage change = [(509 - 456) / 456] x 100
Subtract the new number by the original number
509 - 456 = 53
53 ÷ 456 = 0.1162280701754386
0.1162280701754386 x 100 = 11.62%