-56.63% is the change from 807 to 350
Calculation steps:
[( 350 - 807 ) ÷ 807] x 100 = -56.63%
Formula
Percentage change = [(350 - 807) / 807] x 100
Subtract the new number by the original number
350 - 807 = -457
-457 ÷ 807 = -0.5662949194547707
-0.5662949194547707 x 100 = -56.63%