-21.64% is the change from 929 to 728
Calculation steps:
[( 728 - 929 ) ÷ 929] x 100 = -21.64%
Formula
Percentage change = [(728 - 929) / 929] x 100
Subtract the new number by the original number
728 - 929 = -201
-201 ÷ 929 = -0.2163616792249731
-0.2163616792249731 x 100 = -21.64%