-6.6% is the change from 773 to 722
Calculation steps:
[( 722 - 773 ) ÷ 773] x 100 = -6.6%
Formula
Percentage change = [(722 - 773) / 773] x 100
Subtract the new number by the original number
722 - 773 = -51
-51 ÷ 773 = -0.06597671410090557
-0.06597671410090557 x 100 = -6.6%