-15.78% is the change from 773 to 651
Calculation steps:
[( 651 - 773 ) ÷ 773] x 100 = -15.78%
Formula
Percentage change = [(651 - 773) / 773] x 100
Subtract the new number by the original number
651 - 773 = -122
-122 ÷ 773 = -0.15782664941785252
-0.15782664941785252 x 100 = -15.78%