-56.67% is the change from 817 to 354
Calculation steps:
[( 354 - 817 ) ÷ 817] x 100 = -56.67%
Formula
Percentage change = [(354 - 817) / 817] x 100
Subtract the new number by the original number
354 - 817 = -463
-463 ÷ 817 = -0.5667074663402693
-0.5667074663402693 x 100 = -56.67%