-2.59% is the change from 773 to 753
Calculation steps:
[( 753 - 773 ) ÷ 773] x 100 = -2.59%
Formula
Percentage change = [(753 - 773) / 773] x 100
Subtract the new number by the original number
753 - 773 = -20
-20 ÷ 773 = -0.0258732212160414
-0.0258732212160414 x 100 = -2.59%