-18.12% is the change from 949 to 777
Calculation steps:
[( 777 - 949 ) ÷ 949] x 100 = -18.12%
Formula
Percentage change = [(777 - 949) / 949] x 100
Subtract the new number by the original number
777 - 949 = -172
-172 ÷ 949 = -0.18124341412012646
-0.18124341412012646 x 100 = -18.12%