-64.75% is the change from 729 to 257
Calculation steps:
[( 257 - 729 ) ÷ 729] x 100 = -64.75%
Formula
Percentage change = [(257 - 729) / 729] x 100
Subtract the new number by the original number
257 - 729 = -472
-472 ÷ 729 = -0.6474622770919067
-0.6474622770919067 x 100 = -64.75%