-17.08% is the change from 773 to 641
Calculation steps:
[( 641 - 773 ) ÷ 773] x 100 = -17.08%
Formula
Percentage change = [(641 - 773) / 773] x 100
Subtract the new number by the original number
641 - 773 = -132
-132 ÷ 773 = -0.17076326002587322
-0.17076326002587322 x 100 = -17.08%