-45.42% is the change from 949 to 518
Calculation steps:
[( 518 - 949 ) ÷ 949] x 100 = -45.42%
Formula
Percentage change = [(518 - 949) / 949] x 100
Subtract the new number by the original number
518 - 949 = -431
-431 ÷ 949 = -0.4541622760800843
-0.4541622760800843 x 100 = -45.42%