-20.15% is the change from 913 to 729
Calculation steps:
[( 729 - 913 ) ÷ 913] x 100 = -20.15%
Formula
Percentage change = [(729 - 913) / 913] x 100
Subtract the new number by the original number
729 - 913 = -184
-184 ÷ 913 = -0.20153340635268346
-0.20153340635268346 x 100 = -20.15%