-36.4% is the change from 805 to 512
Calculation steps:
[( 512 - 805 ) ÷ 805] x 100 = -36.4%
Formula
Percentage change = [(512 - 805) / 805] x 100
Subtract the new number by the original number
512 - 805 = -293
-293 ÷ 805 = -0.3639751552795031
-0.3639751552795031 x 100 = -36.4%