-60.9% is the change from 798 to 312
Calculation steps:
[( 312 - 798 ) ÷ 798] x 100 = -60.9%
Formula
Percentage change = [(312 - 798) / 798] x 100
Subtract the new number by the original number
312 - 798 = -486
-486 ÷ 798 = -0.6090225563909775
-0.6090225563909775 x 100 = -60.9%