-21.39% is the change from 734 to 577
Calculation steps:
[( 577 - 734 ) ÷ 734] x 100 = -21.39%
Formula
Percentage change = [(577 - 734) / 734] x 100
Subtract the new number by the original number
577 - 734 = -157
-157 ÷ 734 = -0.21389645776566757
-0.21389645776566757 x 100 = -21.39%