-23.18% is the change from 949 to 729
Calculation steps:
[( 729 - 949 ) ÷ 949] x 100 = -23.18%
Formula
Percentage change = [(729 - 949) / 949] x 100
Subtract the new number by the original number
729 - 949 = -220
-220 ÷ 949 = -0.23182297154899895
-0.23182297154899895 x 100 = -23.18%