-56.79% is the change from 817 to 353
Calculation steps:
[( 353 - 817 ) ÷ 817] x 100 = -56.79%
Formula
Percentage change = [(353 - 817) / 817] x 100
Subtract the new number by the original number
353 - 817 = -464
-464 ÷ 817 = -0.5679314565483476
-0.5679314565483476 x 100 = -56.79%