-2.55% is the change from 783 to 763
Calculation steps:
[( 763 - 783 ) ÷ 783] x 100 = -2.55%
Formula
Percentage change = [(763 - 783) / 783] x 100
Subtract the new number by the original number
763 - 783 = -20
-20 ÷ 783 = -0.02554278416347382
-0.02554278416347382 x 100 = -2.55%