-56.95% is the change from 813 to 350
Calculation steps:
[( 350 - 813 ) ÷ 813] x 100 = -56.95%
Formula
Percentage change = [(350 - 813) / 813] x 100
Subtract the new number by the original number
350 - 813 = -463
-463 ÷ 813 = -0.5694956949569495
-0.5694956949569495 x 100 = -56.95%