-60.94% is the change from 809 to 316
Calculation steps:
[( 316 - 809 ) ÷ 809] x 100 = -60.94%
Formula
Percentage change = [(316 - 809) / 809] x 100
Subtract the new number by the original number
316 - 809 = -493
-493 ÷ 809 = -0.6093943139678616
-0.6093943139678616 x 100 = -60.94%