57.14% is the change from 455 to 715
Calculation steps:
[( 715 - 455 ) ÷ 455] x 100 = 57.14%
Formula
Percentage change = [(715 - 455) / 455] x 100
Subtract the new number by the original number
715 - 455 = 260
260 ÷ 455 = 0.5714285714285714
0.5714285714285714 x 100 = 57.14%