-17.49% is the change from 949 to 783
Calculation steps:
[( 783 - 949 ) ÷ 949] x 100 = -17.49%
Formula
Percentage change = [(783 - 949) / 949] x 100
Subtract the new number by the original number
783 - 949 = -166
-166 ÷ 949 = -0.1749209694415174
-0.1749209694415174 x 100 = -17.49%