-1.47% is the change from 817 to 805
Calculation steps:
[( 805 - 817 ) ÷ 817] x 100 = -1.47%
Formula
Percentage change = [(805 - 817) / 817] x 100
Subtract the new number by the original number
805 - 817 = -12
-12 ÷ 817 = -0.014687882496940025
-0.014687882496940025 x 100 = -1.47%