114.51% is the change from 455 to 976
Calculation steps:
[( 976 - 455 ) ÷ 455] x 100 = 114.51%
Formula
Percentage change = [(976 - 455) / 455] x 100
Subtract the new number by the original number
976 - 455 = 521
521 ÷ 455 = 1.145054945054945
1.145054945054945 x 100 = 114.51%