35.6% is the change from 455 to 617
Calculation steps:
[( 617 - 455 ) ÷ 455] x 100 = 35.6%
Formula
Percentage change = [(617 - 455) / 455] x 100
Subtract the new number by the original number
617 - 455 = 162
162 ÷ 455 = 0.35604395604395606
0.35604395604395606 x 100 = 35.6%