-60.5% is the change from 805 to 318
Calculation steps:
[( 318 - 805 ) ÷ 805] x 100 = -60.5%
Formula
Percentage change = [(318 - 805) / 805] x 100
Subtract the new number by the original number
318 - 805 = -487
-487 ÷ 805 = -0.6049689440993788
-0.6049689440993788 x 100 = -60.5%