-4.31% is the change from 813 to 778
Calculation steps:
[( 778 - 813 ) ÷ 813] x 100 = -4.31%
Formula
Percentage change = [(778 - 813) / 813] x 100
Subtract the new number by the original number
778 - 813 = -35
-35 ÷ 813 = -0.04305043050430504
-0.04305043050430504 x 100 = -4.31%