-5.51% is the change from 816 to 771
Calculation steps:
[( 771 - 816 ) ÷ 816] x 100 = -5.51%
Formula
Percentage change = [(771 - 816) / 816] x 100
Subtract the new number by the original number
771 - 816 = -45
-45 ÷ 816 = -0.05514705882352941
-0.05514705882352941 x 100 = -5.51%