-16.42% is the change from 743 to 621
Calculation steps:
[( 621 - 743 ) ÷ 743] x 100 = -16.42%
Formula
Percentage change = [(621 - 743) / 743] x 100
Subtract the new number by the original number
621 - 743 = -122
-122 ÷ 743 = -0.1641991924629879
-0.1641991924629879 x 100 = -16.42%