-57.16% is the change from 817 to 350
Calculation steps:
[( 350 - 817 ) ÷ 817] x 100 = -57.16%
Formula
Percentage change = [(350 - 817) / 817] x 100
Subtract the new number by the original number
350 - 817 = -467
-467 ÷ 817 = -0.5716034271725826
-0.5716034271725826 x 100 = -57.16%