-41.77% is the change from 723 to 421
Calculation steps:
[( 421 - 723 ) ÷ 723] x 100 = -41.77%
Formula
Percentage change = [(421 - 723) / 723] x 100
Subtract the new number by the original number
421 - 723 = -302
-302 ÷ 723 = -0.41770401106500693
-0.41770401106500693 x 100 = -41.77%