-50.22% is the change from 914 to 455
Calculation steps:
[( 455 - 914 ) ÷ 914] x 100 = -50.22%
Formula
Percentage change = [(455 - 914) / 914] x 100
Subtract the new number by the original number
455 - 914 = -459
-459 ÷ 914 = -0.5021881838074398
-0.5021881838074398 x 100 = -50.22%