-1.53% is the change from 783 to 771
Calculation steps:
[( 771 - 783 ) ÷ 783] x 100 = -1.53%
Formula
Percentage change = [(771 - 783) / 783] x 100
Subtract the new number by the original number
771 - 783 = -12
-12 ÷ 783 = -0.01532567049808429
-0.01532567049808429 x 100 = -1.53%