-44.06% is the change from 817 to 457
Calculation steps:
[( 457 - 817 ) ÷ 817] x 100 = -44.06%
Formula
Percentage change = [(457 - 817) / 817] x 100
Subtract the new number by the original number
457 - 817 = -360
-360 ÷ 817 = -0.44063647490820074
-0.44063647490820074 x 100 = -44.06%