-19.28% is the change from 949 to 766
Calculation steps:
[( 766 - 949 ) ÷ 949] x 100 = -19.28%
Formula
Percentage change = [(766 - 949) / 949] x 100
Subtract the new number by the original number
766 - 949 = -183
-183 ÷ 949 = -0.1928345626975764
-0.1928345626975764 x 100 = -19.28%